Vintage Diamond Starburst Earrings three-stone rings treated in niiro patination processes

treated in niiro patination processes which usually involve boiling in a specially prepared solution containing rokusho

It features a working winding handle that lifts the bucket up and down

Very good with light patina

It's signed at the back

Quite remarkably

Vintage Diamond Starburst Earrings three-stone rings treated in niiro patination processesDATE: Vintage, c. 1980 Striking diamond drop earrings dating from the 1980s. They feature starburst clusters at the bottom, dangling from articulated angular bars themselves hanging beneath lever back tops. They're crafted in 18 karat white gold with partially struck French control marks. STONES Brilliant cut diamonds (30pts total, calculated) MEASUREMENTS Head: 11. 8 x 11. 8mm Drop: 2. 7cm WEIGHT 6. 1g (pair) MARKS Partial hallmarks, unclear. Tests