Seiko Cal. 6688 - 223

Seiko 6688-223

The 6688-223 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-68a8c9a8718b]

Also known as: UFO, Sportsmatic

Specifications

Movement
Solar
Case Material
Titanium
Case Width
46mm
Case Thickness
10.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
90m
Dial Color
Green
Jewels
20j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1973

Related Models

seikata-wm-68a8c9a8718b