Seiko Cal. 6681 - 936

Released in 1965, the Cal. 6681 with design code 936 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-b20a9f57903f]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1965

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