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US | UK / Australian Size | Inside Diameter (mm) | Circumference (mm) |
---|---|---|---|
3 | F | 14.1 | 44.2 |
3.5 | G | 14.5 | 45.5 |
4 | H½ | 14.9 | 46.8 |
4.5 | I½ | 15.3 | 48.0 |
5 | J½ | 15.7 | 49.3 |
5.5 | K½ | 16.1 | 50.6 |
6 | L½ | 16.5 | 51.9 |
6.5 | M½ | 16.9 | 53.1 |
7 | N½ | 17.3 | 54.4 |
7.5 | O½ | 17.7 | 55.7 |
8 | P½ | 18.1 | 57.0 |
8.5 | Q½ | 18.5 | 58.3 |
9 | R½ | 19.0 | 59.5 |
9.5 | S½ | 19.4 | 60.8 |
10 | T½ | 19.8 | 62.1 |
10.5 | U½ | 20.2 | 63.4 |
11 | V½ | 20.6 | 64.6 |
11.5 | W½ | 21.0 | 65.9 |
12 | X½ | 21.4 | 67.2 |
12.5 | Z | 21.8 | 68.5 |
13 | Z+1 | 22.2 | 69.7 |
PC Size | Wrist Diameter (in) | Wrist Diameter (cm) |
---|---|---|
Extra Small | 4.76 – 5.25 | 12.1 – 13.3 |
Small | 5.26 – 5.75 | 13.4 – 14.6 |
Medium | 5.76 – 6.25 | 14.6 – 15.9 |
Large | 6.26 – 6.75 | 15.9 – 17.1 |
Extra Large | 6.76 – 7.25 | 17.2 – 18.4 |
Extra Extra Large | 7.26 – 7.75 | 18.4 – 19.7 |
Extra Extra Extra Large | 7.76 – 8.25 | 19.7 – 21.0 |
Length (in) | Length (cm) |
---|---|
16 | 40.50 |
18 | 45.75 |
20 | 50.75 |
24 | 61.00 |
30 | 76.25 |
36 | 91.50 |
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Crafted for a Lifetime of Love
At Heavenly Moissanite, we create jewelry that’s designed to celebrate your most meaningful moments — from “yes” to “forever.” Our pieces are handcrafted using lab-grown moissanite and authentic gold, combining timeless beauty with conscious choices.
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Authentic Gold
We use real, solid gold — never plated or recycled — for lasting beauty and purity.
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Crafted to Last Forever
Each design is made with precision and intention — meant to be worn every day, for a lifetime.
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Meaningful, Always
Whether it's an engagement, an anniversary, or a “just because” moment — our jewelry tells your story in sparkle.

CUSTOMIZE
Create something extraordinary
Transform your vision into reality with our Custom Ring service. Choose from an array of exquisite styles and personalize your ring with a diamond handpicked from our thoughtfully curated collection.

Online Consultations
Expert advice is just a click away. Schedule your free consultation online
With a team of designers and gemmologists at your disposal, why not explore our diamonds and ring designs with help of an expert, dedicated to finding you the perfect ring.