14K Gold Marquise Lab-Grown Diamond Engagement Ring 1.50 CT
The store's own photos of item 70845. Tap a picture to zoom.
Which size?
Find your ring size in a minute
Your screen becomes the sizer. Set it with a bank card, then measure the finger you will wear the ring on, with a ring that already fits that finger or with a strip of paper.
1. Set the screen with a card
Lay any bank, debit or ID card flat on the screen, standing tall, so its short edge runs across the box, and move the slider until the box is exactly as wide as the card. No bank card? A driver's license, metro card, gift card or hotel key is the same size. Without any card the circle and the ruler are not to scale: measure your paper strip with a real ruler and set that number in millimeters on the strip slider, then send it to the desk.
2. Measure
Take a ring that fits the same finger of the same hand the new ring will live on; every finger is its own size. Set it on the screen over the circle and move the slider until the circle just fills the inside of the ring.
Size 7, 17.3 mm inside
Wrap a strip of paper snug around the base of the finger, where the ring sits, and mark where it meets. If your knuckle is bigger, wrap it there too and take a size between the two, nearer the knuckle. Lay the strip along the ruler's right edge from the 0. Move the slider until the gold line sits on your mark.
54.5 mm around is size 7
Size 7: 17.3 mm across, 54.4 mm around. It is the most bought size here: 21 percent of the engagement rings sold here in the past year with a size recorded. 159 of the 174 rings here list size 7.
The engagement ring size chart, 4 to 16
| US size | Inside diameter | Around the finger | Rings here listing it |
|---|---|---|---|
| 4 | 14.9 mm | 46.8 mm | 73 |
| 4.5 | 15.3 mm | 48.0 mm | 77 |
| 5 | 15.7 mm | 49.3 mm | 158 |
| 5.5 | 16.1 mm | 50.6 mm | 158 |
| 6 | 16.5 mm | 51.9 mm | 163 |
| 6.5 | 16.9 mm | 53.1 mm | 163 |
| 7 | 17.3 mm | 54.4 mm | 159 |
| 7.5 | 17.7 mm | 55.7 mm | 154 |
| 8 | 18.1 mm | 57.0 mm | 152 |
| 8.5 | 18.5 mm | 58.2 mm | 111 |
| 9 | 18.9 mm | 59.5 mm | 101 |
| 9.5 | 19.4 mm | 60.8 mm | 20 |
| 10 | 19.8 mm | 62.1 mm | 18 |
| 10.5 | 20.2 mm | 63.3 mm | 1 |
| 11 | 20.6 mm | 64.6 mm | 1 |
| 11.5 | 21.0 mm | 65.9 mm | 0 |
| 12 | 21.4 mm | 67.2 mm | 0 |
| 12.5 | 21.8 mm | 68.5 mm | 0 |
| 13 | 22.2 mm | 69.7 mm | 0 |
| 13.5 | 22.6 mm | 71.0 mm | 0 |
| 14 | 23.0 mm | 72.3 mm | 0 |
| 14.5 | 23.4 mm | 73.6 mm | 0 |
| 15 | 23.8 mm | 74.8 mm | 0 |
| 15.5 | 24.2 mm | 76.1 mm | 0 |
| 16 | 24.6 mm | 77.4 mm | 0 |
A screen measurement set with a card is a guide, good to about a half size; the desk sizes you right the first time. "Rings here listing it" counts the live listings on October 2, 2026; the sales lines are engagement rings sold here in the year to September 26, 2026, with a size recorded.
Another metal, karat or size, or an engraving? Ask a jeweler before you buy. Custom work and resized rings are final sale.
About this item
- Real 14K Gold all the way through. 14 karat is 58.3% pure gold mixed with harder metals, the everyday standard for fine jewelry. A certified appraisal comes in the box.
- 1.50 Ct Marquise center stone, F color, VS1 clarity. Lab-grown. The store's appraisal lists the stone's weight, grade and color.
- 2.3 grams. The weight can change slightly when the ring is sized; text a jeweler for the exact weight.
- Sizes offered: 4 to 10, half sizes. "Which size?" under the size pills opens the store's ring sizer. A size not listed: Ask a jeweler before you buy.
- Listed for women. Sold and shipped by TraxNYC, 64 W 47th St, New York, in business since 2004. Secondhand Dealer License 2123575-DCWP.
Add the wedding band
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98 sold in the last 90 days
A 1.50 carat lab-grown marquise, every stone on the ring graded F, one even white.
- 1.50 ct lab-grown marquise, VS1
- 0.50 ct round side diamonds, F
- 14K gold, 2.23 g, sizes 4 to 10

Why this one
The marquise is the shape that makes a hand look longer: a long, narrow diamond pointed at both ends, and at 1.50 carats it has room to show. This ring carries it in prongs that leave the stone open to the light, with half a carat of round diamonds beside it, all of them F in color, so nothing on the ring pulls warmer than the center. It is the ring people come back to size up.
Item specifics
The ring
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Description
A 1.50 carat lab-grown marquise with 0.50 carats of round side diamonds, and every stone on the ring is graded F in color, so the center and the diamonds beside it are one even white. The center is VS1 in clarity, on a ring of 14K gold.
The details. The center diamond is a lab-grown marquise of 1.50 carats, the long, narrow shape pointed at both ends. F is the third grade from the top of the color scale, still in the colorless range, and VS1 means minor inclusions that a jeweler finds under magnification. The side diamonds are lab-grown rounds, 0.50 carats together, F color and VS clarity. Prongs hold every stone and leave each diamond open to the light. The ring weighs 2.23 grams.
Size and fit. Ring sizes run from 4 to 10, half sizes included, in yellow or white gold. White gold keeps the setting bright around the F stones; yellow gold puts a warm frame around them.
Care. Warm water, mild soap and a soft brush keep the diamonds bright, and lab-grown diamonds take the same care as natural ones. Keep the ring away from chlorine and harsh cleaners, store it apart from other pieces so the stones do not scratch them, and take it off for heavy work, since the two points of the marquise are its thinnest edges.
Buying it. Orders in the US ship with a TraxNYC appraisal that records the gram weight, the carat weight and the diamond grade. At checkout you can add a warranty plan that covers manufacturing defects for 30, 180 or 365 days. Every package ships insured. Pay in full at a secure checkout, or over time with Affirm if you qualify.
Certified by IGI (International Gemological Institute).
Questions & answers
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Have another question? Ask in the chat on this page, or call or text 212-872-9692 (a person answers from 10 AM ET).
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