Seiko Cal. 5690 - 677

The Seiko 5690-677 represents an important milestone in Seiko's 1978 lineup. With its 18mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-bb27b5064af3]

Also known as: Samurai, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1978

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