Seiko Prospex Alpinist Automatic 2020 SPB157 (SBDC117)

The Seiko Alpinist series is designed for those who love the mountains. It is for the Seiko Fans who do not fancy diving but are keen on hiking. Its relatively affordable, attractive in various colours, and strongly reliable.

The SPB155J1 is a dark olive dial and steel bracelet. The SPB157J1 is a blue dial and blue calfskin strap. The SPB159J1 is a dark rhodium dial with a black calfskin strap. All three colours come with a new 38mm steel case featuring an exhibition case back. The new version captures the spirit of its predecessors and offers 20 bar water resistance and durability to match in a watch that looks equally at ease on the ground level as it does at altitude.


Seiko Prospex Alpinist Automatic 2020

SPB 157J1
(SBDC 117)


Movement
Caliber: 6R35
Automatic with manual winding capacity
Accuracy +25 to -15 seconds per day
Jewel: 24


Exterior
Case Material: Stainless steel
Crystal: Curved sapphire crystal
Crystal Coating: Anti-reflective coating on the inner surface
LumiBrite: Lumibrite on hands and indexes
Three-fold clasp with push-button release
Case Size: Diameter 38mm, Thickness 12.9mm, Length 46mm


Other Details
Water Resistance 20 bar
Screw case back
Screw-down crown
See-through case back
Date display
Stop second-hand function

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