Seiko Cal. 6663 - 919

The 6663-919 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6663 caliber with 31j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-8652587becba]

Also known as: Tuna, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1985

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