Seiko Cal. 0728 - 617

This Spring Drive model from 1985 features a 39mm Titanium case. With its 19mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-ebc52a9f0bcd]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1985

Related Models

• Seiko 4480-636
• Seiko 6335-732
• Seiko 0769-621
• Seiko 7199-572
• Seiko 7160-713
• Seiko 6194-750
• Seiko 7114-953
• Seiko 7162-305
• Seiko 5269-539
• Seiko 0775-572
• Seiko 4481-363
• Seiko 6368-646