Seiko Cal. 6660 - 817

This Spring Drive model from 1966 features a 36mm Two-Tone case. It features a Cream dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-9e85d59e4b91]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1966

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