Seiko Cal. 3870 - 740

This Kinetic model from 1990 features a 35mm Hardlex-Coated Steel case. Powered by the 3870 caliber with 20j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-3243a05f903e]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1990

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