Seiko Cal. 6641 - 823

This Spring Drive model from 1995 features a 38mm Stainless Steel case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-58bf51d09b28]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1995

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