Seiko Cal. 7180 - 992

Released in 1967, the Cal. 7180 with design code 992 was part of Seiko's domestic market collection. Powered by the 7180 caliber with 35j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-fb0715bd46e5]

Also known as: Monster, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1967

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