Seiko Cal. 3861 - 764

This Hand-Winding model from 1982 features a 41mm Two-Tone case. Powered by the 3861 caliber with 19j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-7389c2681ce3]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1982

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