Seiko Cal. 7087 - 371

This Spring Drive model from 1991 features a 43mm PVD Black case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-100ec4bf33e3]

Also known as: Bullhead, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1991

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