This type of strap has many names, the most common are "vintage straps", "two-stitch straps" (because of the iconic two stitches at the top each strap piece), but also "Italian style straps". The classy, discreet look of the strap makes it match perfectly with all kinds of watches, from dress watches to diver watches.
Short: 10.5 + 6.5 cm (4.13 + 2.56 inches) without the buckle.
Regular: 12 + 7.7 cm (4.72 + 3.03 inches) without the buckle.
Long: 13 + 8.5 cm (5.12 + 3.34 inches) without the buckle.
The buckle is replaceable and made of polished stainless steel. All watch bands uses a buckle that is 2 mm narrower than the lug width. Except for 19 mm and 21 mm that uses a 18 mm buckle.
Thickness: About 2.5 mm thick.
Material: Full grain calf leather.
This strap comes with sewn in quick release spring bars.