Seiko Cal. 0770 - 442

Seiko 0770-442

The 0770-442 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0770 caliber with 33j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-a31c428025b4]

Also known as: UFO, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
9.9mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
33j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1999

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seikata-wm-a31c428025b4