Seiko Cal. 0770 - 441

The Seiko 0770-441 represents an important milestone in Seiko's 1985 lineup. Powered by the 0770 caliber with 19j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-5eab42a76d7e]

Also known as: Monster, Goldfeather

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1985

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