Seiko Cal. 6657 - 593

This Spring Drive model from 1992 features a 46mm Two-Tone case. With its 20mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-cdeb8a7c7a86]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1992

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