Seiko Cal. 4439 - 731

Seiko 4439-731

The Seiko 4439-731 represents an important milestone in Seiko's 1999 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-cd914d575dc8]

Also known as: Arnie, Flighty

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
41mm
Case Thickness
12.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Silver
Jewels
21j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1999

Related Models

seikata-wm-cd914d575dc8