Explore timeless 10ct gold rings at Stonex Jewellers, featuring dazzling diamonds, rich emeralds, and modern classic designs perfect for any occasion.
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10ct gold is 41.7% pure gold, which places it between 9ct at 37.5% and 14ct at 58.5%. The rest is alloy, which adds hardness for a ring worn every day.
Most rings here are 10ct yellow gold, with a few in white gold, and the range splits into two groups. For women, there are halo engagement rings and two-piece bridal sets with natural diamonds in round, oval, cushion and cluster designs. For men, there are gents rings with lab-grown diamond centres, including round and emerald-cut stones, plus a twist band and a cluster ring.
One ring sets a white opal with diamonds. Each listing states whether its diamonds are natural or lab-grown, along with the total weight and, on many lab-grown pieces, EF colour and VS clarity.
Gents and ladies sizes differ a lot, so check the wearer’s size with our Size Guide. Compare with 9ct gold rings, or browse gold bridal sets.
Rings that come in sizes have a Ring Size Guide beside the size selector on the product page, with NZ/AU letter sizes, the matching US sizes and the inside measurement. If you're unsure, visit our Ōtāhuhu showroom to be sized.
The carat says how much pure gold is in the metal: 9ct is 37.5%, 14ct is 58.5% and 18ct is 75%. Lower carats are harder-wearing and more affordable; higher carats have a richer colour. The carat is stated on each listing.
Most gold pieces here are 10ct gold. The carat is stated on each listing.
In-stock pieces are usually dispatched within 1–2 business days, and delivery times vary with location. Personalised and engraved pieces take longer to prepare; ask us for the timing of a specific piece. Standard shipping is free on NZ orders over $100. In-stock pieces can usually be collected from our Ōtāhuhu showroom within 24 hours — choose Click & Collect at checkout.
Yes, within 7 days of receiving it, if it is unworn or unused and in its original packaging with tags. Sale items and gift cards can't be returned. The full steps are on our returns page.
Use a ring that already fits or measure your finger to find the closest Stonex ring size.
| NZ / AU | US | Diameter (mm) | Circumference (mm) |
|---|---|---|---|
| F | 3 | 14.1 | 44.2 |
| G | 3½ | 14.5 | 45.5 |
| H | 4 | 14.9 | 46.8 |
| I | 4½ | 15.3 | 48.0 |
| J | 5 | 15.5 | 48.7 |
| K | 5½ | 15.9 | 50.0 |
| L | 6 | 16.3 | 51.2 |
| M | 6½ | 16.7 | 52.5 |
| N | 7 | 17.1 | 53.8 |
| O | 7½ | 17.5 | 55.1 |
| P | 8 | 17.9 | 56.3 |
| Q | 8½ | 18.3 | 57.6 |
| R | 9 | 18.8 | 58.9 |
| S | 9½ | 19.2 | 60.2 |
| T | 10 | 19.6 | 61.4 |
| U | 10½ | 20.0 | 62.7 |
| V | 11 | 20.4 | 64.0 |
| W | 11½ | 20.8 | 65.3 |
| X | 12 | 21.2 | 66.6 |
| Y | 12½ | 21.6 | 67.8 |
| Z | 13 | 22.0 | 69.1 |
| Z+1 | 13½ | 22.4 | 70.4 |
| Z+2 | 14 | 22.8 | 71.7 |
| Z+3 | 14½ | 23.2 | 72.9 |
| Z+4 | 15 | 23.6 | 74.2 |
| Z+5 | 15½ | 24.0 | 75.5 |
| Z+6 | 16 | 24.4 | 76.8 |
| Z+7 | 16½ | 24.8 | 78.0 |
This chart helps estimate fit. US sizes are the closest equivalent, and sizing can vary slightly with a ring’s width and design.
Band width: Wider bands can feel tighter than fine bands. If you are between sizes, you may need the next available size.
Need help choosing a size?
Contact the Stonex team or visit our Auckland showroom and we’ll help you find the right fit.
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