Seiko Cal. 7178 - 577

The Seiko 7178-577 represents an important milestone in Seiko's 1996 lineup. Powered by the 7178 caliber with 36j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-f92723679382]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1996

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