IWC crown stainless steel 4.87 mm / thread 90

Rare IWC crown stainless steel

Pre-owned , very good condition

Diameter : 4.87 mm

Total thickness with the tube : 2.73 mm

Thickness without the tube : 2.34 mm

Diameter of the tube : 1.32 mm

Case tube max diameter : 2.2 mm

Thread 0.90 mm