Seiko Cal. 7023 - 731

The Seiko 7023-731 represents an important milestone in Seiko's 1973 lineup. With its 21mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-e0e4f683c69f]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1973

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