Welo Opal “B” Grade Special Sale: EWOBM-1 & EWOBM-2. During last January’s tax inventory we found a large amount of “B” grade Welo opal that needed to sell. And so we are finally putting this opal on our monthly Rock & Gem opal special. One ounce lot (EWOBM-1) was $195/ounce…now $150.00/ounce. Two ounce lot (EWOBM-2) was $350/ounce…now $250.00. Please include $12.00 postage. You may order directly off the website…call us at 406-651-4947 with CC info…or send check or money order to Village Smithy Opals Inc., PO Box 21704, Billings MT 59104-1704.