Seiko Cal. 6390 - 573

The 6390-573 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6390 caliber with 34j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-63e0fe0e10a8]

Also known as: Sumo, Panda

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1998

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