Seiko Cal. 4442 - 173

Seiko 4442-173

The Seiko 4442-173 represents an important milestone in Seiko's 1975 lineup. Powered by the 4442 caliber with 20j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-c4cb8ad6a1cc]

Also known as: UFO, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
46mm
Case Thickness
10.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
Cream
Jewels
20j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1975

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