Seiko Cal. 4542 - 821

This Spring Drive model from 1978 features a 35mm PVD Black case. It features a White dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-6e636375ab81]

Also known as: Turtle, Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1978

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