Seiko Cal. 6649 - 901

The 6649-901 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6649 caliber with 21j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-29be4aa64823]

Also known as: Navigator, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1980

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