Seiko Cal. 3851 - 637

Seiko 3851-637

This Solar model from 1985 features a 36mm Titanium case. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-6856a5eea80f]

Also known as: Monster, Sumo

Specifications

Movement
Solar
Case Material
Titanium
Case Width
36mm
Case Thickness
14.2mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
Burgundy
Jewels
24j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1985

Related Models

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