Seiko Cal. 3860 - 101

This Hand-Winding model from 1974 features a 39mm Hardlex-Coated Steel case. Powered by the 3860 caliber with 35j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-ce469e393bcf]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1974

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