Seiko Cal. 3812 - 641

This Spring Drive model from 1984 features a 45mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-760f0ef85b7d]

Also known as: Emperor, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1984

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