Seiko Cal. 6654 - 348

This Hand-Winding model from 1965 features a 35mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-17c51793b7b2]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1965

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