Seiko Cal. 3851 - 446

This Automatic model from 1970 features a 35mm Two-Tone case. Powered by the 3851 caliber with 35j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-ed3381d27983]

Also known as: Bullhead, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1970

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