Seiko Cal. 4439 - 391

This Quartz model from 1975 features a 43mm Titanium case. With its 21mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-7dd271db145f]

Also known as: Rally, Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1975

Related Models

• Seiko 4452-343
• Seiko 6187-817
• Seiko 5680-518
• Seiko 5695-662
• Seiko 7019-424
• Seiko 5666-841
• Seiko 4436-533
• Seiko 6270-475
• Seiko 6268-857
• Seiko 3823-669
• Seiko 7026-413
• Seiko 6218-281