Seiko Cal. 7077 - 860

The Seiko 7077-860 represents an important milestone in Seiko's 1971 lineup. Powered by the 7077 caliber with 32j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-01f29a1f1f24]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1971

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