Seiko Cal. 0728 - 134

This Spring Drive model from 1980 features a 43mm Two-Tone case. With its 18mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-1d4056d4ea11]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1980

Related Models

• Seiko 6626-706
• Seiko 6173-931
• Seiko 6173-733
• Seiko 5290-718
• Seiko 4413-594
• Seiko 4572-431
• Seiko 5223-626
• Seiko 5243-548
• Seiko 3819-274
• Seiko 6691-381
• Seiko 7091-938
• Seiko 6223-782