Seiko Cal. 6688 - 499

This Spring Drive model from 1970 features a 41mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-84c6bbc8af94]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1970

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