Seiko Cal. 4540 - 664

Seiko 4540-664

The 4540-664 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-373bcce481f5]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
15.8mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
150m
Dial Color
Navy
Jewels
20j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1987

Related Models

seikata-wm-373bcce481f5