Seiko Cal. 5683 - 387

Released in 1975, the Cal. 5683 with design code 387 was part of Seiko's domestic market collection. With its 20mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-7618ce5884bd]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1975

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