Issac Davidowits LLC Manufacturers of fine cut diamonds of all shapes and sizes. Specializing in cushions and asschers. 579 5th Avenue, Suite 860, New York, NY 10017. Tel. 212-753-4848 Fax. 212-753-4849 Toll Free 866-753-4848 www.isaacdavidowits.com info@isaacdavidowits.com