Seiko Cal. 6660 - 722

Seiko 6660-722

The 6660-722 is a sought-after Kinetic piece from Seiko's golden era. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-156ae25913b4]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
15.8mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Black
Jewels
27j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1969

Related Models

seikata-wm-156ae25913b4