1/3 Ct Lab-Grown Diamond Solitaire 3-Prong Pendant — Sterling Silver

Solitaire Necklace or Pendant

$392.17

Free insured shipping · 7-day returns

Item KJ-258E7DEAC4 · In Stock · 12 options

Selected: Sterling Silver · Lab-Grown Diamond · 1/3 CT

The Solitaire Necklace or Pendant is a pendant necklace in Sterling Silver, 14K White Gold, or 14K Yellow Gold. Choose from 12 options by metal, stone, carat weight, and option, priced $392.17 to $1,470.94. Free insured shipping inside the United States.

Metal: Sterling Silver

Stone

Carat weight

Option

Free insured ground shipping; faster upgrades at checkout
Ships in 1–5 business days after we accept your order
Your card is authorized at checkout and charged only when we accept the order
7-day returns on unworn pieces in original condition
One-year warranty against manufacturing defects

The Solitaire Necklace or Pendant at a glance

Offered in Sterling Silver, 14K White Gold, or 14K Yellow Gold, the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) is a pendant necklace designed for everyday wear. In detail, the chain is 1 mm wide, overall size is about 7.75 x 4.75 mm to 12 x 7.5 mm (6 choices), the finish is polished, construction is solid, and it is made in standard weight.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), a solitaire puts a single center stone on its own, so the stone and the head that holds it do all of the visual work. Cable chain uses uniform oval links, the most versatile everyday link style.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), the smallest option measures about 7.75 x 4.75 mm (0.31 x 0.19 in), smaller than a U.S. dime (17.9 mm across); the largest is about 12 x 7.5 mm. A polished finish gives a mirror shine. Fine scratches show over time, and a jeweler can polish them out. The bail opening, where the chain passes through, is about 2 x 1.3 mm. Pick a chain whose clasp is smaller than that opening, or one fine enough to thread through before it is closed.

At $392.17 to start, the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) is priced below 84% of the 170 diamond pendants in the shop. Similar designs include the 0.015 CTW Natural Diamond Cross Necklace and the 0.03 Ct Natural Diamond Engravable Bar Necklace.

Specifications

The table lists the published specification for each option of the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2). Millimeter and carat figures are approximate, and handmade and cast pieces vary slightly from one to the next.

Metals: Sterling Silver, 14K White Gold, 14K Yellow Gold
Finish: Polished
Plating: Rhodium-Plated
Width: 1 mm
Weight: Standard Weight
Construction: Solid
Primary stone: Lab-Grown Diamond, Lab-Grown Emerald, or Lab-Grown Blue Sapphire
Stone shape: Round
Stone size: 4 mm to 6.5 mm (6 choices)
Primary stone weight: 1/4 CT to 1 CT (5 choices)
Total carat weight (select options): 1/4 CT to 1 CT (6 choices)
Diamond color (diamond options): G-H
Diamond clarity (diamond options): SI1-SI2
Setting: 3-prong
Prong style: Standard Prong
Link style: Cable
Length: 18 in
Clasp: Spring Ring
Pendant size: 7.75 x 4.75 mm to 12 x 7.5 mm (6 choices)
Bail: Tapered
Options: 12
Price: $392.17 to $1,470.94

Metals, sizes, and price

The Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) comes in 12 combinations across metal, stone, carat weight, and option, and prices run $392.17 to $1,470.94. Price follows material: karat gold and platinum cost more than silver, and each step up in width or carat weight adds metal or stone.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), by stone: Lab-Grown Diamond from $392.17; Lab-Grown Emerald from $890.36; Lab-Grown Blue Sapphire from $1,017.55.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), by carat weight: 1/4 CT from $404.25; 1/3 CT from $392.17; 1/2 CT from $579.62; 5/8 CT from $1,204.03; 3/4 CT from $760.83; 1 CT from $883.78.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), the price on the page updates as you choose options. At checkout, the price and availability of the exact option are confirmed against live inventory before your card is authorized.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), sterling Silver: 2 options, $392.17–$404.25
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), 14K White Gold: 7 options, $579.62–$1,470.94
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), 14K Yellow Gold: 3 options, $760.83–$1,004.65

How to choose your Solitaire Necklace or Pendant

Start with the metal, because it sets both the look and most of the price. Here is what each of the 3 metals offered for the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) is best at.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), carat weight sets the size of the sparkle. The steps offered here: 1/4 CT, about 4 mm, from $404.25: a popular first-diamond size; 1/3 CT, about 4.5 mm, from $392.17: a popular first-diamond size; 1/2 CT, about 5 mm, from $579.62: the most popular everyday size; 5/8 CT, about 5.5 mm, from $1,204.03: noticeable across a room; 3/4 CT, about 6 mm, from $760.83: noticeable across a room; 1 CT, about 6.5 mm, from $883.78: noticeable across a room. For how carat interacts with color and clarity, see the diamond 4Cs guide.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), the least expensive way into this design is the 1/3 Ct Lab-Grown Diamond Solitaire 3-Prong Pendant — Sterling Silver at $392.17. At the top of the range, the 1 Ct Lab-Grown Diamond Solitaire 3-Prong Necklace — Rhodium-Plated on 14K White Gold · SI1-SI2 · G-H is $1,470.94. Both ship with the same free insured ground delivery, returns policy, and one-year warranty.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), sterling Silver, from $392.17: the most affordable precious metal, with a bright white shine.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), 14K White Gold, from $579.62: the everyday white gold, durable and bright under rhodium.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), 14K Yellow Gold, from $760.83: the everyday balance of warm color, durability, and price.

About the metals

10 of the 12 options of the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) are 14K gold, starting at $579.62. 14K gold is 58.5% pure gold. It is the most popular karat for fine jewelry in the United States because it balances rich color with the hardness daily wear asks for.

In yellow gold, the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) starts at $760.83. Yellow gold is the classic warm tone. It never needs plating and it flatters warm and olive skin tones in particular.

In white gold, the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) starts at $579.62. White gold is gold alloyed with white metals and finished with a bright rhodium plating. The plating slowly wears with time; a jeweler can re-plate it in about an hour, typically every one to three years with daily wear.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), in Sterling Silver, it starts at $392.17 across 2 options. Sterling silver is 92.5% pure silver. It has a bright, cool shine and will tarnish with air and skin contact over time; a polishing cloth brings it back.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), sensitive skin: of the metals offered for this style, 14K Yellow Gold is the usual choice for people who react to jewelry. Some white gold alloys contain nickel and sterling silver contains a small amount of copper. If you know you react to a specific metal, contact us before you order and we will check the alloy for the option you want.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), compare metals in 14K vs 18K gold, yellow vs white vs rose gold and platinum vs gold.

Stones and grading

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), the stone choices are lab-grown diamond, lab-grown emerald, or lab-grown blue sapphire, cut as round. Stone sizes run 4 mm to 6.5 mm (6 choices). Only some options carry a stated carat weight. Where one is stated, it is 1/4 CT to 1 CT (6 choices), the weight of the single center stone.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), lab-grown diamonds are real diamonds: the same carbon crystal, hardness, and fire as a mined stone, grown in a controlled environment rather than extracted from the earth. They are labeled as laboratory-grown on every page, receipt, and packing slip, and they are never mixed with natural stones in the same listing without saying so. Read more in natural vs lab-grown diamonds.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), lab-created gemstones share the chemistry and optical properties of their natural counterparts. They are labeled as lab-created and offer vivid, consistent color.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), only the diamond options carry diamond grades: color G-H (near-colorless, white in jewelry), and clarity SI1-SI2 (slight inclusions visible under 10x, usually eye-clean at this size). These are stated grades for the style, not an independent laboratory certificate, unless a named report is listed on this page.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), round brilliants are cut for maximum sparkle and are the most versatile shape. The setting is 3-prong. Prongs hold the stone with the least metal, so more light reaches it.

Fit and wear

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), length guide for this style: 18 in: falls at the collarbone, the most common pendant length. See the chain length guide for how length and width work together.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), it closes with a spring ring clasp. A spring ring is compact and discreet on fine chains.

Styling notes

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), mix one textured chain with one fine chain; keeping the metal color the same holds the layers together. Compare link styles in gold chain styles.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), more in the same style: Solitaire Diamond Pendants, Natural Diamond Jewelry.

Occasions and gifting

The Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) suits a meaningful gift for a birthday, anniversary, or Mother's Day, or a daily necklace for work and weekends. Solid precious metal holds its color and can be polished, repaired, and passed down.

Similar pieces at a glance

Weighing the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) at $392.17 against similar pieces? The 4 styles below are the closest matches to it in the shop by design and price, each with its starting price and the difference from the Solitaire Necklace or Pendant.

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), Bezel-Set Solitaire Charm/Pendant, from $380.92: $11.25 less to start.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), Accented Cross Necklace or Pendant, from $427.01: $34.84 more to start.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), 0.01 Ct Natural Diamond Cross Pendant — 14K White / Yellow Gold, from $432.31: $40.14 more to start.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), Lightweight Oval 4-Prong Solitaire Pendant — 14K White / Yellow Gold, from $443.77: $51.60 more to start.

Care and cleaning

Care for this Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2) in Sterling Silver, 14K White Gold, or 14K Yellow Gold: sterling silver tarnishes with air and skin contact, so store it in a closed pouch and polish it with a silver cloth; karat gold cleans with warm water, a drop of mild dish soap, and a soft brush; white gold's rhodium plating can be refreshed by a jeweler when the warmer base color starts to show; diamonds attract skin oil, which dulls their sparkle, so a quick soak and a soft brush restore them.

Before you order

A short checklist for the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2).

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), compare the length with a chain you already own, or measure with a piece of string.

Terms used on this page

Jewelry terms that show up on the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2).

For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), cTW: total carat weight, the combined weight of every stone in the piece; one carat is 0.2 grams.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), karat (K): the share of pure gold out of 24 parts: 10K is 41.7%, 14K is 58.5%, 18K is 75%.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), sterling silver: 92.5% pure silver alloyed for strength, often stamped 925.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), rhodium plating: a thin layer of a bright white platinum-group metal applied over white gold and silver.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), prong: a small metal claw that holds a stone while letting light in.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), solitaire: a single center stone with no other stones competing for attention.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), lab-grown diamond: a real diamond grown in a laboratory, chemically and optically the same as a mined diamond.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), lab-created gemstone: a gemstone grown in a laboratory with the same chemistry as its natural counterpart.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), spring ring: a small round clasp with a spring-loaded opening, common on fine chains.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), bail: the loop at the top of a pendant that a chain passes through.
For the Solitaire Necklace or Pendant (solitaire-necklace-or-pendant-2), cable chain: uniform oval links, the most common chain for pendants.

Shipping, returns, and warranty

Insured ground shipping is free on every U.S. order. Faster options are priced at checkout and get cheaper as the order total rises. In-stock options typically leave within one to five business days after the order is accepted. Shipping policy.

Eligible unworn pieces can be returned within 7 days of delivery. Unless the return is for our error or a verified defect, you pay insured return shipping. Returns policy.

Your card is authorized at checkout and charged only when we accept the order. Manufacturing defects are covered for one year. Limited warranty.

Questions about this piece

How long is the chain?

The chain is 18 in long. It falls at the collarbone, the most common pendant length.

Are the diamonds lab-grown?

Yes. They are laboratory-grown diamonds, chemically and optically diamond, and labeled as lab-grown on the receipt.

What does CTW mean?

CTW is total carat weight: the combined weight of every diamond in the piece. One carat is 0.2 grams.

Is it solid gold?

Yes. Karat gold options are gold alloy all the way through, not plated or filled.

Will gold tarnish?

Karat gold does not rust, and in normal wear it does not tarnish. Lotion and soap film can dull it; warm water, a drop of mild dish soap, and a soft brush bring the shine back.

Is sterling silver real silver?

Yes. Sterling silver is 92.5% pure silver, alloyed with a small amount of other metal for strength.

Will sterling silver tarnish?

Yes, slowly, with air and skin contact. Store it in a closed pouch and polish it with a silver cloth. Rhodium-plated silver resists tarnish until the plating wears.

Will white gold turn yellow?

The rhodium plating on white gold wears slowly with daily use and can reveal a warmer tone underneath. A jeweler can re-plate it quickly, usually every one to three years.

Can I wear it in the shower or pool?

Take it off to swim, bathe, or use a hot tub: chlorine and salt water speed tarnish on sterling silver, chlorine in pools and hot tubs can weaken karat gold alloys over time, and soap and lotion film dulls diamonds. If it gets wet, rinse in clean water and pat dry.

How fast will it arrive?

In-stock options typically leave within one to five business days after payment is captured. Insured ground shipping is free; next-day and Saturday upgrades are offered at checkout.

Can I return it?

Yes. Unworn pieces in original condition can be returned within 7 days of delivery for a refund to the original payment method.

Is it a good gift?

The Solitaire Necklace or Pendant makes an easy gift. Every order ships insured, and our 7-day window covers eligible unworn pieces.