If you have an existing account, you can submit a request online. We will process your order, and you can pay by check or wire/ACH, per your account terms. A copy of your invoice will be included with your shipment. 

With no Minimum orders; you can order exactly what you need, when you need it!  K. Rosengart specializes in manufacturing top-quality natural round diamond melee, fancy shape layouts, specialty cut diamonds below 0.70 cts, D-J color, and VVS-I1 clarity.