Seiko Cal. 5657 - 956

Seiko 5657-956

The 5657-956 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-df670166f99e]

Also known as: Monster, Sea Horse

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
White
Jewels
23j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1971

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