Jewel Mark

The "Brian Gavin Blue" signature series consists of ideally cut diamonds with medium to strong blue fluorescence. In essence, these diamonds are specifically targeted at people looking for better value and want to see their diamonds glow under UV lighting. For market driven reasons, fluorescence is deemed "undesirable" by most. The article below talks on a topic that has recently moved to center stage; or at least, it seems that way. If you've been saying you need to know more about it, here's your chance.