Seiko Cal. 4412 - 534

This Hand-Winding model from 1985 features a 40mm PVD Black case. It features a Green dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-e43374e68bb0]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1985

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