Original Seiko Diver-Armband DAL1BP (22–20 mm) – schwarz (JDM) GMT blue is traditionally considered the

blue is traditionally considered the color of luck – and JIOS aims to convey precisely this feeling with the color "Biwako Blue

8 mm (without crown)– Height: 9

Lug-to-Lug: 45 mm

Weight: 50 g (including new leather strap)

Tradition and modernity in a purist

Original Seiko Diver-Armband DAL1BP (22–20 mm) – schwarz (JDM) GMT blue is traditionally considered theOriginal Seiko Diver strap, model DAL1BP, made of robust black urethane. This strap is a classic Seiko sports strap in the traditional diver design, as used for decades on professional Seiko diver models. The material is deliberately designed to be somewhat stiffer to remain dimensionally stable even underwater, with temperature fluctuations, and extended use. The structured surface ensures high durability, while the generous perforation allows for