The ring has a width of 54 = 17.2 mm Ø.
In our in-house goldsmith's workshop, we can expand or contract the ring by two numbers.
Width 52 = 16.5 mm Ø
Width 53 = 16.8 mm Ø
Width 56 = 17.8 mm Ø
Width 57 = 18.1 mm Ø
With a ring width change, the shipment is delayed by 1 -2 days!