White Opal Octagon Solitaire Pendant Necklace in 925 Sterling Silver 8 MM 2ct
Bring subtle iridescence to your collection with this White Opal Octagon Solitaire Pendant Necklace in 925 sterling silver. Featuring one 8mm octagon faceted white opal (approx. 2 carats), this gemstone shimmers with soft rainbow hues. The pendant measures 19.34 x 8.30 mm and hangs from a 16” + 2” adjustable cable chain with a secure lobster clasp. Total weight is approximately 5.20 grams with chain. A timeless October birthstone necklace and sterling silver gemstone jewelry piece for everyday elegance or special occasions.
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Necklace Size Guide
✕Use this guide to find your perfect Necklace length.
Necklace Size Chart
At GoodStone, we use US and Canadian sizes.
| Diameter (mm) | Goodstone Size (US & Canada) | Europe | UK & Australia |
|---|---|---|---|
| 14.1 | 3 | 46 | F |
| 14.9 | 4 | 48 | H |
| 15.7 | 5 | 50 | J |
| 16.5 | 6 | 52 | L |
| 17.3 | 7 | 54 | N |
| 18.1 | 8 | 57 | P |
| 18.9 | 9 | 60 | R |
| 19.8 | 10 | 62 | T |
| 20.6 | 11 | 64 | V |
| 21.4 | 12 | 67 | X |
| 22.2 | 13 | 70 | Z |
Choose options
Necklace Size Guide
✕Use this guide to find your perfect Necklace length.
Necklace Size Chart
At GoodStone, we use US and Canadian sizes.
| Diameter (mm) | Goodstone Size (US & Canada) | Europe | UK & Australia |
|---|---|---|---|
| 14.1 | 3 | 46 | F |
| 14.9 | 4 | 48 | H |
| 15.7 | 5 | 50 | J |
| 16.5 | 6 | 52 | L |
| 17.3 | 7 | 54 | N |
| 18.1 | 8 | 57 | P |
| 18.9 | 9 | 60 | R |
| 19.8 | 10 | 62 | T |
| 20.6 | 11 | 64 | V |
| 21.4 | 12 | 67 | X |
| 22.2 | 13 | 70 | Z |
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