Seiko Cal. 4592 - 985

The 4592-985 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4592 caliber with 34j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-4fffd899d646]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1982

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