Seiko Cal. 3870 - 612

This Solar model from 1967 features a 44mm Stainless Steel case. Powered by the 3870 caliber with 30j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-bac909c5a58e]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1967

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