Seiko Cal. 5610 - 383

The Seiko 5610-383 represents an important milestone in Seiko's 1981 lineup. Powered by the 5610 caliber with 33j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-5dd3bb53b2f2]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1981

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