Seiko Cal. 5637 - 837

Seiko 5637-837

The 5637-837 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-45af9a483b31]

Also known as: Rally, Navigator

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
45mm
Case Thickness
11.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Silver
Jewels
29j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1999

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