Sierra Auctions

ARTBID, the main Portuguese online art auctioneer, features a diverse catalog including Paintings, Drawings, Prints, Photographs, Jewellery, Antiquities, and European Sculpture & Works of Art. The platform facilitates global bidding and secure payment management for buyers and sellers.

Auctions stamps, coins, and currency, including unused, used, blocks, covers, essays, literature, proofs, and specimens.

Able Auctions is holding a consumer goods on-line auction on October 6, followed by office furniture and equipment on October 7. Upcoming auctions include industrial, vehicle and impound, and woodshop items on October 14; a lifetime camera collection on October 17; First Nations collectibles, jewelry, and Richmond Kart Racing closure items on October 20; spa equipment and arcade games/pinball machines on October 21; aircraft manufacturing company and police recovery items on October 22; Fort St. John fabrication shop and vehicle auctions on October 27; court ordered fitness equipment on October 28; Burnaby fabrication shop items on October 29; and a sheet metal fab shop auction on November 4.

Auktion + Galerie Rapp specializes in jewelry, watches, coins, stamps, and designer bags. The Swiss auction house has been operating for 55 years and offers worldwide reach for valuable objects.

Auctions cars, trucks, vans, agricultural equipment, aircraft, ATVs, boats, construction equipment, motorcycles, RVs, snowmobiles, and various trailers.

Sothebys Institute of Art is holding the tenth annual TIAMSA conference, "Art as Luxury, Luxury as Art: Markets and the Making of Value," from October 22–24, 2026, in New York.

Caring Transitions of Southern Arizona specializes in online estate sales and liquidations, featuring a wide array of household contents and personal treasures. The company utilizes its exclusive online platform, CTBids.com, to connect items with over 850,000 registered bidders.

Auctions cars, trucks, vans, agricultural equipment, aircraft, ATVs, boats, construction equipment, motorcycles, RVs, campers, and various trailers.

Lewis Auction Company is holding an online estate auction for a 3-bedroom home on October 6th. Upcoming auctions include an online personal property auction from September 29th through October 11th featuring vehicles and household items, an online estate auction for a 3-bedroom home on October 13th, an online absolute estate auction for a 3-bedroom home on October 13th, an online personal property auction from September 30th through October 14th with appliances and furniture, an online estate auction for land on October 15th, an absolute auction for a 2-bedroom home on October 15th, and an absolute auction for a 3-bedroom home on October 17th.

Auktionshaus Dannenberg is holding its next auction starting December 3, 2026, with consignments accepted from now.

Amersham Auction Rooms is holding auctions on Thursday, October 1, 2026, featuring items such as Lot 4, Lot 24, Lot 131, Lot 222, and Lot 2.

Specializes in events and experiences for classic and collector cars.

Inglis Classic Bid Auctions is holding an October (Early) Online Sale from October 2-7, 2026, followed by the Ready2Race Sale on October 15, 2026, and an October (Late) Online Sale from October 16-21, 2026.

Galerie Kornfeld auctions fine art, with a particular focus on illustrated books and portfolios. The house also features works by artists such as Käthe Kollwitz and Eduardo Chillida.

Bidera Auctions specializes in government surplus auctions, featuring a

Andrew Smith & Son Auctioneers features fine art, antiques, and decorative interiors, including a recent micro-mosaic of St. Mark's Square, Venice, which hammered at £3,000. The auction house is located in Winchester.

Busby Auctions is holding a Sporting, Clothing & Interiors sale on Thursday, October 8, 2026, followed by another Sporting, Clothing & Interiors sale on Friday, October 9, 2026. An Interiors & General Sale is scheduled for Thursday, November 5, 2026.

Monthly Online Whisky Auctions specializes in rare and collectible whiskies. The house connects connoisseurs with coveted bottles from around the globe.

MST Auctioneers features insolvency valuations and asset valuations. The company also handles private treaty sales.

Frederick Andrews Ltd is holding a Sheerness Antiques & Collector's Auction on July 10, 2026, featuring collectables, gold, silver, jewellery, and other interesting items.

Hampel Fine Art Auctions specializes in Old Master Paintings, 19th & 20th Century Paintings, and Impressionist & Modern Art. The Munich-based house offers exceptional objects and exciting bidding battles.