Seiko Cal. 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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