Seiko Cal. 3861 - 643

This Kinetic model from 1981 features a 41mm PVD Black case. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-5a7cd287e235]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1981

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