Seiko Cal. 3857 - 772

This Automatic model from 1972 features a 34mm Two-Tone case. Powered by the 3857 caliber with 33j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-b75fe3ff8658]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1972

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