Seiko Cal. 5690 - 331

This Hand-Winding model from 1998 features a 42mm Gold-Plated case. With its 20mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-d96c4f23153f]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1998

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