Seiko Cal. 5657 - 592

The 5657-592 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5657 caliber with 23j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-7de6b8868ef3]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1997

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