Seiko Cal. 4438 - 391

Seiko 4438-391

The 4438-391 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-77a758554727]

Also known as: Crown

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
12.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Navy
Jewels
19j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1991

Related Models

seikata-wm-77a758554727