Seiko Cal. 6345 - 674

This Hand-Winding model from 1975 features a 38mm Hardlex-Coated Steel case. With its 19mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-5907a082761f]

Also known as: Sumo, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1975

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