Seiko Cal. 6645 - 356

This Kinetic model from 1975 features a 35mm Stainless Steel case. With its 22mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-8708b6a35f27]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1975

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