Seiko Cal. 6645 - 181

This Spring Drive model from 1974 features a 46mm Titanium case. It features a Cream dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-66e5869d1080]

Also known as: Samurai, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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