Seiko Cal. 6661 - 742

Seiko 6661-742

The 6661-742 is a sought-after Kinetic piece from Seiko's golden era. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-d628b7627d76]

Also known as: Sumo, Silverwave

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
8.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Navy
Jewels
33j
Frequency
21,600 bph
Power Reserve
65 hours
Year
1980

Related Models

seikata-wm-d628b7627d76