Seiko Cal. 5640 - 874

This Quartz model from 1997 features a 37mm Stainless Steel case. Powered by the 5640 caliber with 24j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-71fb45e25d54]

Also known as: Turtle, Samurai

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1997

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