Seiko Cal. 4539 - 307

Seiko 4539-307

The 4539-307 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-43f38b2ef20b]

Also known as: Tuna, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
44mm
Case Thickness
8.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Silver
Jewels
27j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1999

Related Models

seikata-wm-43f38b2ef20b