Here is a substantial Sterling silver booch by the innovative Finnish silversmith Elis Kauppi for his company Kupittaan Kulta (see bio). The thick (hand-hammered?) dish appears to have been split open in the middle to hold the large jade ball.
Condition: Excellent, no visible damage, straight pin and barrel closure
Marks, Anvil logo, 925S, small flower logo
Size: 2" (5cm) across