Seiko Cal. 5631 - 936

Seiko 5631-936

The 5631-936 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e8b10e0743ec]

Also known as: Turtle, Shogun

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
39mm
Case Thickness
12.8mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Black
Jewels
19j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1997

Related Models

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