Seiko Cal. 5659 - 697

Seiko 5659-697

The 5659-697 is a sought-after Solar piece from Seiko's golden era. Powered by the 5659 caliber with 36j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-6fafafc9c64f]

Also known as: Sumo, Helmet

Specifications

Movement
Solar
Case Material
Titanium
Case Width
39mm
Case Thickness
9.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
30m
Dial Color
Champagne
Jewels
36j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1975

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