Seiko Cal. 3870 - 336

This Quartz model from 1971 features a 35mm Hardlex-Coated Steel case. Powered by the 3870 caliber with 29j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-4ac7aee599bd]

Also known as: Monster, UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1971

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