Katie O. Fine Jewelry has now been servicing customers from all around the Puget Sound area for several years. Places such as, Snohomish county, Marrysville, Mill Creek, Monroe, Mukilteo, Arlington, Stanwood and Lake Stevens. Buying, selling and trading gold. Unique styles and fine jewelry. Katie O. Fine Jewelry is know for speedy custom designs repairs and appraisals. repairs that stand the test of time and custom designs that make your jaw drop. All Appraisals are done by a G.I.A certified professional.