Seiko Cal. 5656 - 917

The 5656-917 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5656 caliber with 18j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-ca0f85ba2992]

Also known as: Turtle, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1965

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