Seiko Cal. 6617 - 951

The 6617-951 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6617 caliber with 27j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-ea6ba5a0d9fa]

Also known as: Navigator, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1999

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