Seiko Cal. 7177 - 778

The Seiko 7177-778 represents an important milestone in Seiko's 1984 lineup. Powered by the 7177 caliber with 21j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-585558dbcb79]

Also known as: Samurai, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1984

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