Seiko Cal. 3869 - 247

This Spring Drive model from 1970 features a 37mm Hardlex-Coated Steel case. Powered by the 3869 caliber with 25j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-b0fa5d8d1807]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1970

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