Seiko Cal. 3840 - 894

This Hand-Winding model from 1976 features a 44mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-808024dd2a04]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1976

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