Black Diamond Blair BandA modern take on a classic diamond encrusted ring, the Black Diamond Blair Anniversary Band showcases ten black diamonds set across the front of a thin and delicate Fairmined 14k gold band. Check out all of the versions of the Blair Band for more options. Sizes & Options 2mm wide and 0. 1 tcw Available in 14k yellow gold. Rose and white gold available by special order. Although some pieces are kept in stock, most EPIC pieces can take from 1 3 weeks to