Seiko Cal. 7180 - 336

The 7180-336 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7180 caliber with 18j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-9ec2e07f99d7]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1967

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