Seiko Cal. 4442 - 650

The Seiko 4442-650 represents an important milestone in Seiko's 1993 lineup. Powered by the 4442 caliber with 36j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-0c9e99e2c61c]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1993

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