An unusual two colour flat section band with a white gold centre with yellow gold rims with a satin finish. with a flush set baguette cut 0.10ct diamond running across the finger.  
The ring has a millenium hallmark and is truely a one off. 
 
Diamond Colour G
Clarity VS
 
Measurements 
Width 5.5mm
Depth 1.8
Size M - An average size