Seiko Cal. 7057 - 847

This Solar model from 1985 features a 40mm Titanium case. Powered by the 7057 caliber with 27j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-5c423ee6bb66]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1985

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