Seiko Cal. 6633 - 613

The Seiko 6633-613 represents an important milestone in Seiko's 1983 lineup. With its 21mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-1237ae9d5049]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1983

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