Seiko Cal. 7180 - 320

The 7180-320 is a sought-after Solar piece from Seiko's golden era. Powered by the 7180 caliber with 20j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-d6cee62e4558]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

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