Seiko Cal. 7091 - 710

The Seiko 7091-710 represents an important milestone in Seiko's 1970 lineup. Powered by the 7091 caliber with 28j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-e1591ebb2f0d]

Also known as: Sea Horse, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1970

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