Seiko Cal. 5691 - 635

Seiko 5691-635

The 5691-635 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-32502b498b78]

Also known as: Bullhead, Arnie

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
12.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Green
Jewels
32j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1967

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seikata-wm-32502b498b78