Seiko Cal. 6622 - 427

This Spring Drive model from 1979 features a 36mm PVD Black case. It features a Green dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-dec258b60b01]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1979

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