I'm in two minds whether to go for a pair like these where the black at the top suddenly turns crystal as you go down, or a pair where the transition is gradual. Ummm, decisions, decisions.
Mark bought his from David Clulow Opticians, a few branches of which stock C&G.
Cutler and Gross is a English brand, with stores in London and Hong Kong. Started by Graham Cutler and Tony Gross in the 1960s, their reputation is huge, and I tip my specs to anyone who wears their stuff. I'll have some pics from their 2010 collection soon....
Thanks to Katherine Alano for the photo.