Seiko Cal. 3870 - 149

This Solar model from 1991 features a 37mm Stainless Steel case. Powered by the 3870 caliber with 31j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-529ab7cf3760]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1991

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