| Antique | Yes |
| Shape | Cross |
| Main Stone Creation | Unknown |
| Signed | Yes |
| Sizable | Yes |
| Year Manufactured | 1920-1929 |
| Metal | Yellow Gold |
| Main Stone | Opal |
| Vintage | Yes |
| Brand | Ostby Barton |
| Ring Size | 3.25 |
| Type | Ring |
| Metal Purity | 10k |
| Era | Art Deco (1915-1935) |
| Main Stone Shape | Round |
| Theme | Art |
| Base Metal | Gold |
| Original/Reproduction | Original |
Beautiful Art Deco Ostby Barton opal cross ring. Sz 3.25. Nice pinky ring or could be resized by your local jeweler. Marked 10k OB. 1.22g total weight. No defects noted to naked eye. OPALS MAY BE FAUX. I do not have the ability to tell, I am not a gemologist and they are very tiny. I do not ship outside the USA. Please look at photos and ask questions before bidding. Please allow 3 business days for payments to clear before shipping.