Seiko Cal. 5660 - 430

This Spring Drive model from 1967 features a 44mm Titanium case. It features a Champagne dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-7a0c86683e7a]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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