Watch Flipping as a Side Business

Buying and Selling Watches

My first watch purchase that I’d call a real investment rather than a utility buy was a Seiko 5 that I picked up at a small watch dealer for $180. I thought I was being cautious. I had no idea what I was doing. I’ve learned a lot since then — about movements, condition grading, where to find deals, and how to avoid the many ways someone can separate you from your money in this market.

Where to Start: Understand What You’re Buying

There are essentially four watch categories you’ll encounter: digital, analog quartz, mechanical, and automatic. Quartz watches (battery-powered) are the most accurate and lowest maintenance. Mechanical watches are hand-wound, automatic watches self-wind through the wearer’s movement. The mechanical/automatic category is where the collector interest concentrates, and where price complexity lives.

Understanding Watch Features

Common features and what they actually indicate:

  • Water resistance: Rated in meters or ATM. 30m/3ATM means splash resistance; 100m/10ATM means swimming is fine; 200m+ is appropriate for diving. The number is the testing rating, not necessarily how deep you’d comfortably dive.
  • Chronograph: Stopwatch function integrated into the watch. Nice to have; often adds complexity and cost.
  • Date display: Simple, practical, affects the movement’s complexity.
  • Power reserve indicator: Shows how much winding is left. More relevant on manual-wind watches.

The movement type significantly affects value and long-term cost of ownership. Mechanical watches require servicing every 5-7 years, which costs money. Quartz needs a battery every few years and is otherwise low-maintenance.

Evaluating Condition — This Is Everything

Condition determines value more than almost any other factor in the secondary market. When I look at a watch:

  • Case: Scratches, dents, evidence of heavy polishing (which removes material and evidence of age). Unpolished cases with honest wear are often more desirable to collectors than heavily buffed ones.
  • Dial: The dial is incredibly important. Tropical dials (those that have aged with color changes) can increase value significantly on vintage pieces. Replaced dials usually decrease value significantly.
  • Hands: Original hands are preferable. Replaced hands are an immediate red flag — ask why they were replaced.
  • Crystal: Scratches and cracks. Replaceable, but a worn crystal tells a story about how the watch has been treated.
  • Movement: For any significant purchase, have the movement inspected by a watchmaker. They can tell you if it’s running within spec and flag anything that suggests tampering.

Where to Buy

  • Authorized Dealers: New watches, full warranty, highest prices. Makes sense for a first purchase of a brand new watch if you want peace of mind.
  • Chrono24: The dominant online secondary market. Wide inventory, buyer protection program. Read seller ratings carefully and use escrow for significant purchases.
  • eBay: Still active for watches, especially mid-range. More buyer protection now than historically, but more vigilance required for authenticity.
  • Watch Fairs: In-person, you can handle the watch before buying. BaselWorld adjacent events, local collector fairs — these are where you find interesting pieces and can negotiate directly.
  • Watchuseek and Reddit Watch Exchange: Community marketplaces with peer feedback. Good deals available; vet sellers through community reputation.

Build a relationship with a dealer you trust. They’ll alert you to pieces that fit your collection before listings go public. This relationship takes time to develop but is worth pursuing.

Selling Watches

Before selling, research recent completed sales — not asking prices, but what things actually sold for. Chrono24’s sold listings and auction results from Sotheby’s, Christie’s, and Phillips are the best benchmarks.

Documentation matters enormously for value:

  • Original box and papers (“full set”) commands a premium of 20%-40% on many watches
  • Original receipt proves purchase date and retail price
  • Service records show maintenance history

Your selling options:

  • Chrono24 or eBay: High reach, platform fees (typically 6%-8%), shipping responsibility
  • Consignment shops: Simpler process, commission of 10%-25%
  • Major auction houses: Worth it for rare or highly valuable pieces; buyer’s and seller’s premiums are significant
  • Facebook Watch Groups/Reddit: Collector communities where enthusiasts buy directly

Which Watches Appreciate

Most watches don’t appreciate — they depreciate like most consumer goods. The exceptions are limited editions, discontinued references from desirable brands, and watches from Patek Philippe, Rolex, and Audemars Piguet that have cult followings. The Rolex Submariner and Daytona references are the obvious examples — both have consistently appreciated over the past decade, though future performance isn’t guaranteed.

Vintage watches from the mid-20th century can command premiums for condition and originality. The market for these requires deeper knowledge to navigate well.

Common Mistakes

Skipping authentication is the most expensive mistake. Counterfeit Rolex and Omega watches are genuinely sophisticated — good enough to fool non-experts. If you’re buying used from a non-authorized source, get professional authentication or use a buyer’s escrow service.

Overpaying is the second most common issue. Being patient beats being impulsive. There’s almost always another example of the watch you want coming to market. Rushing into a purchase because the seller says there are other interested buyers is how collectors end up overpaying by 30%.

Neglecting service intervals decreases both performance and value. A watch that hasn’t been serviced in 12 years is worth less than a properly maintained equivalent, and it costs more to bring back to spec.

Resources Worth Bookmarking

  • Hodinkee: Best editorial coverage of watches, reviews, and market insight
  • Watchuseek forums: Community knowledge on any specific brand or reference
  • Chrono24 listings: Market pricing research
  • WatchBox: Curated secondary market dealer
Richard Hayes

Richard Hayes

Author & Expert

Richard Hayes is a Certified Financial Planner (CFP) with over 20 years of experience in wealth management and retirement planning. He previously worked as a financial advisor at major institutions before becoming an independent consultant specializing in retirement strategies and investment education.

243 Articles
View All Posts

Stay in the loop

Get the latest wildlife research and conservation news delivered to your inbox.