Who Tested Your Watch? A Guide to the Watch Industry’s Quality Marks
People often wonder just how good their watches are. A quality seal can help provide an answer: it shows that the watch has passed a test for its timekeeping ability and, in some instances, the quality of its finishing. COSC and the Geneva Seal are by far the best-known issuers of quality certificates, but there are many others. Some, like these two, test watches from multiple brands; others, such as the Patek Philippe Seal. Here's a look at 11 quality-testing systems.COSC Certificate:Switzerland's Contr?le Officiel Suisse des Chronom��tres, or COSC, is the best-known watch-certifying organization. The COSC procedure lasts 15 days. Watch companies send their movements to COSC uncased. COSC then assigns each an identification number and its employees apply a generic dial with reference points that help an optical sensor track the watch's seconds hand. Each movement is wound mechanically (automatic movements must remain rotor-less), then given a rest period of 24 hours before testing. The

3 New Omega Seamaster and Speedmaster Watches
As in recent years, Omega introduced? new watches in its Seamaster, Speedmaster and Constellation collections at last year’s Baselworld. Here is what you need to know about them.The new Omega Speedmaster Mark II is based on a model released in 1969, the same year that astronauts wore Omega Speedmaster Professional watches on the surface of the moon, forever earning that model the nickname “Moonwatch.” The original Speedmaster Mark II contained the same hand-wound mechanical caliber that powered the Moonwatch, Omega’s Caliber 861. The modern version has been updated, with an automatic movement (Omega’s co-axial Caliber 3330, with silicon balance spring and column-wheel chronograph mechanism) and a cleverly executed tachymeter scale that glows in the dark.The barrel-shaped case has brushed and polished finishes; the crown and chronograph pushers are polished. The tricompax dial features subdials at 3 o’clock (30-minute counter), 6 o’clock (12-ho

New style bracelet
I'm having a problem verifying what the new style bracelet clasp looks like. Does anyone have a good shot of where the AP is?Trying to verify a potential local bracelet.

Vintage Jumbo Tresor
Hi All, I have more experience on the vintage Rolex side - and wanted to share my first vintage Omega From my research:Omega OT 2620, Rose Gold Tresor, circa 1949.The 265 manual wind movement has an 11.1 mil serial.Stunning on my wrist due to it's 38mm size. About 9 or 10 mm high.Dial has been nicely redone and due to a service approx 2 years ago - it winds very smooth and keeps excellent time.I am intrigued with these 38mm Omegas and want to learn more, maybe looking for another in stainless.Received from Clissold in a very nice transaction a few weeks ago.Thanks for looking!Russ

5131G or J are hard to get right now?
What's the deal with this serie actually? Why is it hard to get? I have seen some prices on some websites that tripled the retail. Is this really the case?