Genuine only if signed --Q t_JA or accompanied by a certificate of authenticity and an international warranty Quadrillion is a registered Trademark of Ambar Diamonds Inc. Ambar 1996 Michigan's Largest. Jewelry' Stun FI,' (jut Why 13840 Michigan Ayenue, Dearborn (313) 584-30013',.. t-814.8540-4143 Nov. - Dec. Flours,: NI-Sat. Sun, 115