Seiko Cal. 5656 - 779

The Seiko 5656-779 represents an important milestone in Seiko's 1981 lineup. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-ae310e0b041f]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1981

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