Seiko Cal. 3888 - 145

This Solar model from 1975 features a 37mm Stainless Steel case. Powered by the 3888 caliber with 25j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-e67cb3293673]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1975

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