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- Regular price
- $1,200.00
Stella Polare Signet Ring
- Regular price
- $1,200.00
Find Your Perfect Fit
A guide to accurate ring sizing and diamond proportions.
1. Ring Size Conversion Chart
We use the standard Australian/UK (Alphabetical) sizing system. Use the table below to find your match based on your diameter or circumference.
| Inside Diameter (mm) | Inside Circumference (mm) | AU / UK Size | US / Canada Size |
|---|---|---|---|
| 14.1 mm | 44.2 mm | F | 3 |
| 14.9 mm | 46.8 mm | H | 4 |
| 15.7 mm | 49.3 mm | J ½ | 5 |
| 16.5 mm | 51.9 mm | L ½ | 6 |
| 17.3 mm | 54.4 mm | N ½ | 7 |
| 18.1 mm | 57.0 mm | P ½ | 8 |
| 18.9 mm | 59.5 mm | R ½ | 9 |
Includes printable ruler and physical sizing circles.
2. Stone Size: mm vs. Carat Weight
Diamond carat weight measures mass, while millimeter (mm) measures physical dimensions. Use this as a visual reference for Round Brilliant cut stones.
| Carat Weight (ct) | Round Diameter (mm) | Style Guide |
|---|---|---|
| 0.25 ct | 4.1 mm | Subtle & Minimalist |
| 0.50 ct | 5.2 mm | The Classic Choice |
| 1.00 ct | 6.5 mm | Timeless Brilliance |
| 1.50 ct | 7.4 mm | Commanding Presence |
| 2.00 ct | 8.1 mm | Luxury Statement |
Professional Measurement Tips
Temperature: Fingers shrink in the cold and swell in the heat. Measure at the end of the day when your hands are warm.
Band Width: Wider bands feel tighter on the finger. If you are choosing a wide eternity band, we recommend ordering one half-size larger.
Between Sizes: If you fall between two sizes, always opt for the larger size to ensure a comfortable fit.
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Stella Polare Signet Ring
- Regular price
- $1,200.00
A diamond signet ring with a round brilliant set flush into a polished signet face. The Stella Polare Signet Ring reworks a storied form, setting a round brilliant 1.60mm diamond, 0.02ct, into a geometrically balanced signet in solid gold or platinum.
Named for the pole star, it is a signet worn by women and men alike, made in sizes 5 to 10. Choose a gold signet ring in 9ct or 18ct yellow, white or rose gold, or platinum, set with F VS lab-grown or natural diamonds at checkout.
Each ring is hand-made to order in our Byron Bay Hinterland atelier by Australian goldsmiths, usually within 4 to 8 weeks. Every Lucano piece is backed for life and ships free across Australia.
Why the Stella Polare diamond signet ring
- Diamond signet face: a round brilliant 1.60mm diamond, 0.02ct, set flush into a balanced signet top.
- Gold signet ring, your way: 9ct or 18ct yellow, white or rose gold, or platinum.
- Worn by women and men: a versatile fit for the index or little finger, sizes 5 to 10.
- Your choice of diamond: F VS lab-grown or natural, in ethical solid gold.
- Made to order in Australia: hand-made in the Byron Bay Hinterland in 4 to 8 weeks, with a lifetime craftsmanship warranty.
Specs and details
- Stone configuration: 1 x round brilliant 1.60mm
- Approximate total diamond weight: 0.02ct
- Diamonds: F VS, lab-grown or natural
- Sizes: 5 to 10
- Metal: 9ct or 18ct yellow, white or rose gold, also available in platinum
- Made to order in Byron Bay Hinterland, Australia, in 4 to 8 weeks
Frequently asked questions
Can a signet ring have diamonds?
Yes. The Stella Polare is a diamond signet ring, with a round brilliant 1.60mm diamond set into a polished signet face in solid gold or platinum, blending the heritage of the signet with a modern diamond accent.
How many carats should a signet ring be?
There is no fixed rule. The Stella Polare centres a 0.02ct round brilliant for a subtle, wearable sparkle, and you can build up the carat to suit your taste while keeping the signet silhouette.
Can I choose lab-grown or natural diamonds, and which metals?
Yes. The Stella Polare is set with your choice of lab-grown or natural F VS diamonds in 9ct or 18ct yellow, white or rose gold, and is also available in platinum. Made to order in Byron Bay Hinterland, Australia, in 4 to 8 weeks.
How long does it take to make?
Each Stella Polare Signet Ring is hand-made to order in our Byron Bay Hinterland atelier by Australian goldsmiths, in 4 to 8 weeks, with free shipping Australia-wide and a lifetime craftsmanship warranty.
Are lab grown diamonds as good as natural diamonds?
What does F VS mean in your diamond grading?
Where is Lucano jewellery made and how are your diamonds sourced?
What's the difference between 9ct, 18ct, and platinum settings?
How long does a Lucano hand-made piece take?
Shipping
- Free standard shipping Australia-wide on orders over $100 — every Lucano piece qualifies.
- Express shipping $15 AUD. International flat rate $50 USD.
- Delivery 2–7 business days within Australia, 1–3 by express, 3–10 internationally, once dispatched.
- Every parcel is fully tracked and insured to the full value of your order. A signature is required on delivery.
- Australian prices include GST. International customs duties and import taxes are payable by you and set by your local authority.
Returns
- Because each piece is handcrafted to order for one person, we don't accept returns or refunds for change of mind.
- Faulty or damaged pieces are always put right. Contact us with your order number and photos and we'll arrange a repair, replacement or refund.
- Changed your mind before dispatch? Email hello@lucano.com.au — if your piece hasn't entered production we'll do our best to cancel or amend.
- Every Lucano ring carries a lifetime craftsmanship warranty.
Full shipping policy and returns policy.