Seiko Cal. 7078 - 849

The Seiko 7078-849 represents an important milestone in Seiko's 1977 lineup. Powered by the 7078 caliber with 17j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-b4151bdcbd52]

Also known as: Sumo, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1977

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