Seiko Cal. 7051 - 520

The Seiko 7051-520 represents an important milestone in Seiko's 1977 lineup. Powered by the 7051 caliber with 21j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-378b04010aa8]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1977

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