Seiko Cal. 7077 - 905

The Seiko 7077-905 represents an important milestone in Seiko's 1975 lineup. Powered by the 7077 caliber with 18j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-550a6fd84382]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1975

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