Seiko Cal. 0770 - 547

The Seiko 0770-547 represents an important milestone in Seiko's 1990 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f7f33702db8c]

Also known as: Samurai, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1990

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