Seiko Cal. 5664 - 636

Seiko 5664-636

The 5664-636 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-1a07f9f4221e]

Also known as: Crown

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
13.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
120m
Dial Color
Navy
Jewels
33j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1969

Related Models

seikata-wm-1a07f9f4221e