Seiko Cal. 5637 - 120

Seiko 5637-120

The 5637-120 is a sought-after Solar piece from Seiko's golden era. Powered by the 5637 caliber with 19j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-dbf68bedc76f]

Also known as: Silverwave, Golden Tuna

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
13.7mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
160m
Dial Color
Black
Jewels
19j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1995

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