Seiko Cal. 6633 - 155

Seiko 6633-155

The 6633-155 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-80e851a892f5]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
34mm
Case Thickness
11.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1972

Related Models

seikata-wm-80e851a892f5