Seiko Cal. 3864 - 745

This Solar model from 1972 features a 44mm Hardlex-Coated Steel case. Powered by the 3864 caliber with 19j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-d66ba98b400a]

Also known as: Monster, Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1972

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