Seiko Cal. 6621 - 315

This Spring Drive model from 1983 features a 38mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-374b64a913cc]

Also known as: Navigator, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1983

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