Seiko Cal. 4440 - 687

Seiko 4440-687

The Seiko 4440-687 represents an important milestone in Seiko's 1991 lineup. With its 18mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-269e36b8c865]

Also known as: Helmet, Goldfeather

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
10.9mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1991

Related Models

seikata-wm-269e36b8c865