Toi et Moi Emerald Cut Halo Lab Grown Diamond Bypass Ring 3.87ctw
All Runivi rings are sized in US sizing. Sizes highlighted are the most commonly ordered (US 6–7½).
| US Size | Diameter (mm) | Circumference (mm) |
|---|---|---|
| 4 | 14.9 | 46.8 |
| 4½ | 15.3 | 48.0 |
| 5 | 15.7 | 49.3 |
| 5½ | 16.1 | 50.6 |
| 6 | 16.5 | 51.9 |
| 6½ | 16.9 | 53.1 |
| 7 | 17.3 | 54.4 |
| 7½ | 17.7 | 55.7 |
| 8 | 18.1 | 57.0 |
| 8½ | 18.5 | 58.3 |
| 9 | 18.9 | 59.5 |
| 9½ | 19.4 | 60.8 |
| 10 | 19.8 | 62.1 |
| 10½ | 20.2 | 63.4 |
| 11 | 20.6 | 64.7 |
| 11½ | 21.0 | 66.0 |
| 12 | 21.4 | 67.2 |
| 13 | 22.2 | 69.8 |
✔ Most commonly ordered: US 6, 6½, 7, 7½
Quick Tips
- Measure at the end of the day, when fingers are largest.
- Snug, not tight — the ring should pass your knuckle with slight resistance.
- Wider bands (4mm+) fit tighter — consider sizing up half a size.
- Between two sizes? Always size up.
- In stock, ready to ship
Our Toi et Moi Emerald Cut Halo Lab Grown Diamond Bypass Ring 3.87ctw features two emerald-cut lab grown diamonds totaling 2.80 carats, each crowned by a pavé round brilliant halo, with a tapered baguette accent at their join and 1.07 carats of additional lab grown round brilliants paving the triple-row bypass shank — 3.87 total carat weight.
The two halo centers face each other at an angle on an open bypass, the rich step-cut depth of each emerald contrasting beautifully with the surrounding sparkle of the pavé-set shank below.
Available in 10K/14K/18K White, Yellow, or Rose Gold and Platinum.
Ring Details
Item No. - LT-02-LR-014
Style - Toi et Moi Bypass Ring
Total Carat Weight - 3.87
Approx Gold Weight - 4.34g - 8.42g (Varies by metal type)
Setting Type - Pavé Halo Emerald Centers, Baguette Accent, Triple-Row Pavé Bypass Shank
Center Diamond Details
Stone Type - Lab Grown Diamond
Total Carat Weight - 2.80
Shape - Emerald
Color - E-F
Clarity - VS1-VS2
Side Diamond Details
Stone Type - Lab Grown Diamond
Total Carat Weight - 1.07
Shape - Round Brilliant & Tapered Baguette
Color - E-F
Clarity - VS1-VS2
Your Order Includes
- Free Shipping
- Delivered in Discreet Packaging
- Complimentary Professional Appraisal & IGI Certificate (if applicable)
- Free Lifetime Warranty
Every RUNIVI item is custom-made after your order is placed. We offer free and fully-insured shipping on all orders within US and Canada. Estimated delivery time is 10-12 business days from the date of your purchase.
If you are not 100% satisfied with your purchase, returns are accepted within 30 days of delivery. Learn more about our shipping & return policy.
Why Shop with us
Lifetime Warranty
Free Resizing & Shipping
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