Seiko Cal. 3865 - 142

The Seiko 3865-142 represents an important milestone in Seiko's 1989 lineup. With its 19mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-73725a659ad5]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1989

Related Models

• Seiko 7031-955
• Seiko 4458-562
• Seiko 4441-623
• Seiko 6295-980
• Seiko 6695-101
• Seiko 7050-805
• Seiko 4430-600
• Seiko 5613-564
• Seiko 7026-689
• Seiko 6246-910
• Seiko 3819-942
• Seiko 7192-909