Seiko Cal. 4536 - 845

This Spring Drive model from 1977 features a 38mm PVD Black case. It features a Silver dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-97e020227d69]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1977

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