The item for sale is a brand new aftermarket replacement rubber strap made of the finest high end rubber quality in black color.
It will fit an 42mm IWC 3719, 3719-03 3719-28 , 3719-33 , 371918 35380 353804 Dual Crown Aquatimer Automatic Chronograph watch which has 25mm lugs and 18mm at the buckle.
It will fit lug with 15mm opening.
Long Part: 120mm ( 4.8 inch )
Short Part: 90mm ( 3.6 ich )
Smaller Size Lug Width: 15.5mm
Buckle Width: 18mm
It will fit watch with 25mm at lugs and you can install your buckle.
No logo or markings on the rubber straps.