Ring size: USA 8.25, UK P ½, EU 57
Materials: ivory, crystal (tested), ground cobalt, solid 18k gold (unmarked; tested with electronic gold tester & nitric-muriatic acid)
Provenance: from the descendants of Magnus Stenbock (1665-1717)
Weight: 7.8 grams
Dimension of ring head: 24 x 20 mm
Width of shank: 2.5 – 3.5 mm
Thickness of shank: 0.85 mm
Condition: the rope accent around the ring head is a mid-19th c addition; a few touches of solder where the rope border was later added. The ring was opened for a gentle cleaning; one of the ships was loose and re-attached. Age-related surface wear and patina to the gold throughout.