Seiko Cal. 7057 - 751

The 7057-751 is a sought-after Solar piece from Seiko's golden era. Powered by the 7057 caliber with 21j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-8feca62a5982]

Also known as: Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1968

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