Seiko Cal. 6646 - 363

This Kinetic model from 1967 features a 44mm Titanium case. It features a Champagne dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-0d98193c0b3c]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

44mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1967

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