The ring has a width of 60 = 19.1 mm Ø.
In our in-house goldsmith's workshop, we can expand or contract the ring by two numbers.
Width 58 = 18.4 mm Ø
Width 59 = 18.8 mm Ø
Width 61 = 19.4 mm Ø
Width 62 = 19.7 mm Ø
With a ring width change, the shipment is delayed by 1 -2 days!