Seiko Cal. 3856 - 637

Seiko 3856-637

The 3856-637 is a sought-after Kinetic piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-7b2e7a9c9014]

Also known as: Helmet

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
35mm
Case Thickness
11.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
160m
Dial Color
White
Jewels
31j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1970

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