Contemporary Princess Cut Diamond Wedding Ring Size:8.5 with hidden locket compartment behind

with hidden locket compartment behind the flower

and as such the top bar is hinged on opens

The Swiss hallmarks (two squirrels) indicate it was produced for export and the accompanying German Imperial Crown indicates the intended destination (although that doesn't necessarily mean it ended up there)

This is our favoured interpretation

Contemporary Princess Cut Diamond Wedding Ring Size:8.5 with hidden locket compartment behindDATE: Contemporary, c. 2015 Contemporary unisex wedding band set with a half carat row of princess cut diamonds along one side. It's crafted in solid platinum, well made with good substantial heft. STONES Princess Cut Diamonds 0. 50ct total G VS MEASUREMENTS Width: 5. 9mm WEIGHT 12. 0g MARKS English hallmarks for platinum CONDITION Excellent