Consigning a Watch to Auction: Fees, Estimates, Reserves and Timing

Consigning a watch to auction means handing it to an auction house that catalogues, markets and sells it on your behalf, deducts a seller's commission and any agreed fees from the hammer price, and pays you the balance a month or so after the sale. It is the right route for rare, vintage, complicated or provenance-rich watches, where competitive bidding from collectors worldwide can beat any dealer's offer, and usually the wrong route for ordinary modern references, where the fees and the wait outweigh a small premium. This guide explains how the estimate, reserve and commission work, what the buyer's premium means for your net, the auction calendar and how long the whole process takes, what the consignment agreement should say, how auction compares with dealer consignment, and what to check before you sign. Bizak & Co. consigns and sources to order; the Nautilus collection shows the kind of reference that sits on the auction-versus-dealer line.

Last reviewed on September 25, 2026 by Filip Biczak. Prices are dated observations, not quotes.

How does consigning a watch to auction work?

The process runs in five stages. First you send photographs and details to a specialist department, or bring the watch to a valuation day, and the house replies with a provisional estimate and whether the watch suits one of its sales. Second, if you proceed, the watch is delivered or collected, inspected in person and the estimate confirmed. Third, you sign a consignment agreement that fixes the sale, the estimate, the reserve, the commission and any fees, and the house insures the watch from that point. Fourth, the house photographs, researches and catalogues the lot, previews it in its salerooms and online, and sells it on the day. Fifth, after the buyer pays, the house remits the hammer price less its deductions, typically 30 to 45 days after the sale. If the watch does not sell, it is returned or offered again, sometimes with a fee. The three main houses for watches are Phillips, Sotheby's and Christie's, with Antiquorum the long-standing watch specialist; each lists consignment contacts and sale calendars on its watches page.

Estimates and reserves: what the numbers mean

The estimate is the house's public range of expected hammer prices, printed in the catalogue as a low and a high figure. It is set to attract bidding, so it is often placed below what the specialist privately expects; a conservative estimate that is comfortably exceeded reads better in the results than an ambitious one that fails. The reserve is the confidential minimum below which the lot will not be sold, agreed between you and the house, and by convention it is never above the low estimate. A reserve at the low estimate protects you; a reserve well below it, or no reserve, encourages bidders and is what the house will suggest for a lot it wants to sell. Whatever you agree, the hammer price is what the auctioneer knocks the lot down at, before any premium or commission; that is the figure your commission is calculated on.

Auction fees: seller's commission, buyer's premium and other charges

The buyer's premium matters to you even though the buyer pays it, because bidders think in total cost: a buyer willing to spend US$25,000 all-in on a watch will stop bidding at a hammer price that, with premium and tax, reaches that figure, so the premium comes out of the hammer in practice. When comparing an auction estimate with a dealer's offer, compare the low estimate less your commission and fees with the dealer's net figure, not the high estimate with the dealer's number.

Which watches should go to auction?

• Vintage references with originality and provenance. Early Submariners, Daytonas and GMT-Masters, Patek Philippe complications, and anything with a documented first owner. Bidders pay for the story and the condition, and the catalogue essay sells both.
• Discontinued, limited or unusual modern watches. A Nautilus 5711 in a rare dial, a Richard Mille limited edition, a Royal Oak in an unusual metal. On September 25, 2026 Bizak's sourced catalogue listed a Nautilus 5711/1A-018 Tiffany & Co. dial at US$6,435,000 sourced to order; that is an auction watch in any market, because only global bidding finds its price.
• Complicated and high-value pieces. Perpetual calendars, minute repeaters, tourbillons, where the buyer pool is small and international.
• Not usually: ordinary modern steel sports models. A 126610LN Submariner or a 15500 Royal Oak has a deep dealer market and a known price; auction fees and a four-month wait rarely beat a dealer's consignment figure, as the guide to selling a Rolex explains.

The auction calendar: when to consign and how long it takes

Because the main Geneva sales are twice a year, a watch offered to a house in late November may not be sold until May and paid in June. Online-only sales run more often and have lower thresholds, at the cost of a smaller audience and, usually, lower results for the best watches. If you need funds on a date, say so at the first conversation; the house may propose a private sale instead, or an advance against the estimate on high-value lots.

What the consignment agreement should say

Read the agreement as a contract, because it is one. It should identify the watch by reference and serial; state the sale it will be offered in; give the estimate and the reserve in figures; set out the seller's commission and every other fee, including what happens if the lot is unsold or withdrawn; confirm that the house insures the watch from receipt to return or sale and at what value; say when and how you will be paid and in what currency; and set out what the house may do if a buyer defaults or if a later authenticity claim is made, including how long after the sale the house may rescind it. Houses commonly reserve the right to cancel a sale and reclaim the proceeds if a lot is later shown to be not as described, so the description you give must be accurate. Ask for the catalogue entry in draft before it is published; errors in reference, year or condition are hard to correct after bidding opens.

Auction versus dealer consignment: which nets more?

Dealer consignment puts the watch in a specialist's stock at an agreed price and pays you that price less a commission when it sells, usually within weeks to a few months and without a public catalogue. Auction reaches a wider audience once, on a fixed date, with a public result. For a modern reference with a known market the dealer route is usually faster and nets about the same or more, because the commission is lower and there is no buyer's premium compressing the price. For a rare watch the auction route can net far more, because competing bidders set the price rather than one dealer's judgement. A sensible test is to ask both: get a written consignment figure from a dealer and a written estimate from a house, then compare the dealer's net against the low estimate less commission. The sell or trade page sets out how we quote a consignment, and our guide on watch appraisals explains how a written market value fits alongside an estimate.

Preparing a watch for auction

Do not service or polish it. Auction specialists and their bidders value originality above condition, and a polished case or a service dial will be noted in the catalogue and priced down. Gather everything: box, papers, warranty card or Certificate of Origin, purchase receipt, service records, and for a Patek Philippe an Extract from the Archives, which the house may ask you to obtain before cataloguing. Write down what you know of the watch's history and who owned it; a photograph of the original owner wearing it is worth including. Check the watch runs and the crown and pushers work, and tell the specialist about any fault rather than letting them find it. The Patek Philippe authentication guide and the Patek collection pages help confirm a reference and its original configuration before you describe it.

Consigning a watch to auction: what to check

• Get two estimates. Houses compete for good lots; a second opinion on estimate and commission costs nothing.
• Negotiate the commission. On a lot the house wants, the seller's commission is often reduced or waived; ask.
• Fix the reserve in writing. Never consign with a reserve "to be agreed".
• Ask about every fee. Insurance, photography, shipping, unsold and withdrawal charges add up; ask for an all-in illustration at the low estimate.
• Confirm insurance cover and value. From the moment the watch leaves your hands.
• Check the payment terms. Days after sale, currency, and what happens if the buyer is late.
• Compare with a dealer's net. Low estimate less commission and fees against a written consignment or cash figure.

Our authentication process describes what we verify before a watch is offered, which is the same list an auction specialist will apply to yours.

Quick answers

How much does it cost to sell a watch at auction?

The consignor pays a seller's commission on the hammer price, which is negotiable and often reduced or waived on desirable lots, plus possible insurance, photography, shipping and unsold fees. The buyer pays a separate buyer's premium, roughly a fifth to a quarter of hammer at the major houses in 2026.

How long does it take to sell a watch at auction?

Usually three to nine months from first contact to funds: consignment deadlines fall two to three months before a sale, the main watch sales run twice a year in Geneva with others in New York and Hong Kong, and payment follows the sale by about 30 to 45 days.

What is a reserve price at a watch auction?

The confidential minimum below which the lot will not sell, agreed between consignor and house and by convention never above the low estimate. If bidding does not reach it, the watch is unsold and returned or re-offered.

Is it better to sell a watch at auction or to a dealer?

Auction suits rare, vintage, complicated or provenance-rich watches where global bidding can beat any single offer. For ordinary modern references a dealer sale or consignment is usually faster and nets as much or more once fees and the buyer's premium are allowed for.

Should I service my watch before consigning it to auction?

No. Auction bidders pay for originality, and a polished case or replaced parts will be noted in the catalogue and reduce the price. Consign it as it is, with all box, papers and service history you can find.

Request a consignment figure or an auction alternative

Tell us the watch by reference and serial, its condition, what papers it has and what you know of its history, and whether you want a consignment figure, a cash offer or advice on whether it belongs at auction, through our enquiry form. We confirm the watch, its papers and a written figure before anything is offered. Catalogue entries: Nautilus 5711/1A-018 Tiffany & Co., Nautilus 5711/1A-010; browse the Nautilus collection, the watches over US$50,000 collection, or sell or consign your watch.

Related reading: How to sell a Rolex · Nautilus 5990 guide · Patek Philippe authentication guide · Patek Philippe price guide.