According to Orient: Check the caliber number by referring to the model number of your watch or the case code...
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James recently asked Caliber Corner: I have an ETA movement I removed from a Royce military style however all I...
Are you in the market for luxury mechanical chronograph watches with in-house calibers but don’t know where to start? This...
The Incabloc “lyre” shape or “double cone” style shock absorber we know today, is an anti-shock device that was first...
KIF is an anti-shock system made by Kif Parechoc, SA. The company was founded in 1944 and is headquartered in...
This is the original lecture given by George Daniels at the American Watchmakers-Clockmakers Institute (AWCI) in June of 1990. This...
This is the original lecture given by Dr. Matthew Clark on the topic of Hairspring Dynamics for American Watchmakers-Clockmakers Institute...
This is the original lecture given by Dr. Matthew Clark on the topic of isochronism and positional adjustment. Dr. Matthew...
This is a fascinating lecture by Roger W. Smith, presented at the Horological Society of New York in December 2017....
What is a Lepine watch movement or caliber? The term Lépine comes from a style of pocket watch that has...
What is Lift Angle of a watch movement? The number of degrees the balance wheel turns while making contact with...
PTS Resources (partner with Hangzhou Watch Company), is based in Hong Kong with offices in Shenzhen and Guangzhou. Made in...
RADO is a luxury watch company owned by the SWATCH Group conglomerate of watch brands. There are vintage RADO caliber...
The second hand on my Miyota powered watch isn’t smooth… why? Is your automatic timepiece ticking like a quartz watch?...
What is a mono-pusher? A monopusher is sometimes also called a single-button chronograph. It is when a watch with a...
What is Nivachron? Nivachron is the name of an anti-magnetic balance spring (aka hairspring) produced by Nivarox-FAR (a Swatch Group...
Novodiac is a shock absorber made by Incabloc. It is a Swiss made, removable anti-shock system found in a wide...
In Omega’s own words: “The introduction of the OMEGA Co-Axial escapement in 1999 signalled a revolution in modern mechanical watchmaking....
Brand Omega Part Name Spirate System Part Type Balance/regualator Material Si14 (silicon) Country of Manufacture Switzerland, Swiss made Known Calibers...
What is a Phantom Date on a watch movement? A Phantom Date is when a watch doesn’t have a cut-out...
What is a Pointer Date? A pointer date aka date pointer (aka date hand) is a calendar complication that typically...
What does Adjusted in Six (6) Positions mean? You may have seen Adjusted in Six (6) Positions stamped on your...
Power Reserve refers to the running time of a fully wound mechanical watch (manual-wind or automatic). For example, if you...
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Dufrane Watches uses the Ronda-150 and i own a Barton Springs II watch from them…
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