Seiko Cal. 3870 - 103

This Quartz model from 1977 features a 38mm Gold-Plated case. Powered by the 3870 caliber with 23j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-551dec008abf]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1977

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