Seiko Cal. 5637 - 675

Seiko 5637-675

The 5637-675 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-6c704b3d9b80]

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
39mm
Case Thickness
9.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
200m
Dial Color
Green
Jewels
22j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1988

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