Seiko Cal. 7031 - 473

The 7031-473 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7031 caliber with 35j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-54050b1bd892]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1969

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