Seiko Cal. 6643 - 304

This Kinetic model from 1968 features a 40mm Gold-Plated case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-8e73c46076c4]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1968

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