Seiko Cal. 5657 - 275

The 5657-275 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5657 caliber with 27j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-28b57d44ac90]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1995

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