Seiko Cal. 7164 - 640

Seiko 7164-640

The 7164-640 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-5a2e72622700]

Also known as: Monster, World Timer

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
36mm
Case Thickness
12.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
White
Jewels
22j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1975

Related Models

seikata-wm-5a2e72622700