Seiko Cal. 4437 - 275

Seiko 4437-275

The 4437-275 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-6699d2e52670]

Also known as: Flighty

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
13.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Navy
Jewels
32j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1982

Related Models

seikata-wm-6699d2e52670