Gem 1252 - London Blue Topaz - 8.79 ct. You don't see too many London Blue Topaz, most are the more common Swiss Blue. This London Blue is cut in my Jua round design that measures 11.5 mm. All blue topaz has been irradiated and heated to produce the blue color as this one has been.
Color: 9/10
Clarity: 10/10
Brilliance: 5/5
TQR: 9.7
