Seiko Cal. 0771 - 565

This Spring Drive model from 1977 features a 36mm PVD Black case. It features a Black dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-8309646ca3ce]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1977

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