Seiko Cal. 3823 - 921

This Spring Drive model from 1980 features a 36mm PVD Black case. It features a Champagne dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-363fc7fe10ce]

Also known as: Monster, Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1980

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