Seiko Cal. 6380 - 644

This Kinetic model from 1975 features a 45mm Stainless Steel case. It features a Black dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-3d5898326fc3]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1975

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