February 25, 2026 The Biggest Mistakes People Make When Buying Vintage Watches Felix Goldammer @GOLDAMMER YouTube Head of Marketing The biggest mistakes in vintage watches rarely begin with the...
February 12, 2026 Take a moment and really look at this watch. Felix Goldammer @GOLDAMMER YouTube Head of Marketing This is a Vintage Longines Chronograph Moonphase from the 1980s...
February 06, 2026 What 2025 Taught Us About the Vintage Watch Business Felix Goldammer @GOLDAMMER YouTube Head of Marketing For a brief moment in early 2025, it felt as if someone...
Oct. 22, 2025 What's the Right Watch Size for My Wrist? Marcus Siems @siemswatches Collector, Author, Data Analyst Watch Presence Guide By watch size -- 28.5mm...
Sep. 10, 2025 Rolex Air-King - The Enduring Legacy of a Pursitic Classic Marcus Siems @siemswatches Collector, Author, Data Analyst "An article about a steel...
July 01, 2025 The "R"-Word - We Need to Reconsider Our Stance on Watch Restoration! Marcus Siems @siemswatches Collector, Author, Data Analyst [Highlights] Is there anything good...
May 30, 2025 Jack of All Trades - Case Making Mimicry at Favre & Perret Marcus Siems @siemswatches Collector, Author, Data Analyst [Highlights] Why one case...
May 12, 2025 A Minimal Change for Maximal Speed - A Unique Universal Geneve Compax Marcus Siems @siemswatches Collector, Author, Data Analyst [Highlights] Universal Geneve -...
Apr 10, 2025 A Watch Dealer's Diary Part II - How Many Watches are Sold at Goldammer? Marcus Siems @siemswatches Collector, Author, Data Analyst It is that...
February 26, 2025 Decades of Technical Evolution - Henri Gerber & His Opus at Omega (1928-60s) Marcus Siems @siemswatches Collector, Author, Data Analyst [Highlights] Who was...
February 21, 2025 More Than A Typo - The Curious Case of The Universal Geneve "Contax" Marcus Siems @siemswatches Collector, Author, Data Analyst [Highlights] A...
Who actually makes all these watch cases? Today it's the manufacturing brand but over most of the last Century that question couldn't be answered that easily. Particularly for steel watches...
Who actually makes all these watch cases? Today it's the manufacturing brand but over most of the last Century that question couldn't be answered that easily. Particularly for steel watches...
How much H.E.A.T. do you bring? H.E.A.T. stands for Historian, Expert, Analyst and Technician and should describe you and your personal watch journey. January 22, 2025 Bring the H.E.A.T. -...
Quartz is cheap and basic? How come in 1970 a Quartz watch could easily cost you as much and often more than the most expensive time-only piece in a brand's...
As you all may know by now, we at Goldammer are big fans of IWC's Caliber 89. Yet, as much examples as we have handled so far, a 'Zwyro' Cal....
