Seiko Cal. 6692 - 378

This Spring Drive model from 1978 features a 40mm Stainless Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-c42469a7af93]

Also known as: Turtle, UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1978

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