Seiko Cal. 6617 - 566

The 6617-566 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6617 caliber with 30j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-3d9320951b50]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1984

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