Seiko Cal. 5685 - 973

This Automatic model from 1992 features a 41mm PVD Black case. Powered by the 5685 caliber with 21j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-cc62261fb6da]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1992

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