Seiko Cal. 7151 - 635

The 7151-635 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7151 caliber with 18j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-9422cac26fd0]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1971

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