| Inside Circumference | US, Canada, Mexico | UK | France | |
|---|---|---|---|---|
| IN | MM | |||
| 1.74 | 44.2 | 3 | F | 44 |
| 1.79 | 44.5 | 3.5 | G | 45.5 |
| 1.84 | 46.8 | 4 | H | 47 |
| 1.89 | 48 | 4.5 | I | 48 |
| 1.94 | 49.3 | 5 | J 1/2 | 49 |
| 1.99 | 50.6 | 5.5 | K 1/2 | 50.5 |
| 2.04 | 51.9 | 6 | L 1/2 | 52 |
| 2.09 | 53.1 | 6.5 | M 1/2 | 53 |
| 2.14 | 54.4 | 7 | N 1/2 | 54.5 |
| 2.19 | 55.7 | 7.5 | O 1/2 | 56 |
| 2.24 | 57 | 8 | P 1/2 | 57 |
| 2.30 | 58.3 | 8.5 | Q 1/2 | 58.5 |
| 2.34 | 59.5 | 9 | R 1/2 | 60 |
| 2.39 | 60.8 | 9.5 | S 1/2 | 61 |
| 2.44 | 62.1 | 10 | T 1/2 | 62 |
| 2.50 | 63.4 | 10.5 | U 1/2 | 63.5 |
| 2.54 | 64.6 | 11 | V 1/2 | 65 |
| 2.59 | 65.9 | 11.5 | W 1/2 | 66 |
| 2.65 | 67.2 | 12 | X 1/2 | 67.5 |
| 2.70 | 68.5 | 12.5 | Z | 69 |
| 2.74 | 69.7 | 13 | — | 70 |
La Ronde® 3-Stones 0.5ct Diamond Ring, Platinum
Made on-demand. Delivered in 12 to 15 days.
As seen on
La Ronde® 3-Stones Diamond Ring
A timeless symbol of love and commitment, the 3-Stones Diamond Ring features a radiant lab-grown center diamond accented by two perfectly matched side stones. Representing your past, present, and future, this elegant design offers brilliance, balance, and meaning in every detail.
- Collection: Timeless Elegance by DEMAIN®
- Diamonds: Round Cut, D/E Color, VVS1 Clarity, Ideal Cut
- Metal: Platinum
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Total carat weight:
- Center Stone: 0.5ct
- Side Stones: 0.5ct total
- Center Stone: 0.5ct
The world's purest diamonds.
A direct partnership with one of the world's leading diamond laboratories gives us something most jewelers don't have control over the grade.
Color: D/E/F
Colorless, best grades possible.
Clarity: VVS2+
Inclusions invisible to the naked eye.
Cut: Ideal
Crafted for maximum light return.
Diamonds above 1 carat come with an individual IGI certificate. Diamonds at or under 1 carat are batch-tested regularly against the same grading standards.
- Risk-free purchase with DEMAIN®.
- Free Domestic & International Shipping.
- Free 30-Day Returns, product must be returned in perfect condition in its original packaging.
Online Consultation.
Let us guide you through our collections and help you find the right piece.
From Paris to New York.
As a Franco-American company born in Paris but rooted in New York, DEMAIN combines tradition with modernity. We offer timeless designs embracing innovation and ethics.
Risk-free purchase.
Returns and exchanges are free within 30 days of purchase. Items must be returned in their original condition and packaging.
Top-grade lab-grown diamonds.
Our diamonds feature a spectacular D/E/F Color, an unbeatable VVS2+ Clarity and an "Ideal" Cut.
Precious Metals.
We make our pieces using 14K Gold, Platinum, or 925 Silver. We don't use 18K Gold which is too malleable for safe daily wear.