Seiko Cal. 4438 - 271

The Seiko 4438-271 represents an important milestone in Seiko's 1973 lineup. With its 22mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-4a9186d67209]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1973

Related Models

• Seiko 7068-220
• Seiko 5230-639
• Seiko 6611-381
• Seiko 3893-332
• Seiko 6284-707
• Seiko 6115-201
• Seiko 5667-851
• Seiko 0770-264
• Seiko 0717-700
• Seiko 6243-140
• Seiko 4555-548
• Seiko 5618-874