Seiko Cal. 7033 - 137

The 7033-137 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7033 caliber with 36j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-6ecaff49f621]

Also known as: Helmet, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1969

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