Seiko Cal. 6337 - 552

The 6337-552 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6337 caliber with 17j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-d2cb2d41db15]

Also known as: Sumo, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1989

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