Seiko Cal. 3858 - 723

This Automatic model from 1984 features a 35mm Hardlex-Coated Steel case. Powered by the 3858 caliber with 36j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-8152c3a88c05]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1984

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