Björn Weckström, Ring "Kaksoisaalto/Double Wave" 18K gold and platinum, Lapponia Finland 2001
The upper part measures approx. 16.7x20.2x9.3 mm, the band width between approx. 4.5-6.4 mm, ring size approx. 19,10/60, weight approx. 12.8 grams
Minor scratches.