| Materials Sourced From | Russian Federation |
| Country Of Origin | Russian Federation |
| Antique | Yes |
| Shape | Leaf |
| Main Stone Color | Cognac |
| Metal | 9RK Gold |
| Item Length | 2 inch |
| Jewelry Department | Fine |
| Vintage | Yes |
| Main Stone | Amber |
| Department | Women |
| Main Stone Shape | Round |
| Base Metal | Unknown |
| Handmade | Yes |
| Main Stone Creation | Natural |
| Signed | Yes |
| Color | Gold |
| Brand | Russian Jewelry Factory |
| Setting Style | Cluster |
| Type | Brooch |
| Metal Purity | 9K Rolled Gold |
| Era | Art Deco (1915-1935) |
| Original/Reproduction | Original |
This vintage pin is as found. I originally thought the "grapes" were Bakelite, but they feel warmer to the touch. I do not know the fineness of the gold, or whether it is plated or not. 9rk isn't turning up much on Google.