Contrôle Officiel Suisse des Chronomètres converts into English as the Official Swiss Chronometer Testing Institute, yet everybody simply calls it COSC. Some say “cosk” and others, similar to me, simply say the individual letters. COSC’s work is to gauge and affirm the exactness of mechanical watch developments, explicitly to ensure that a watch will run inside +6 to – 4 seconds for each day.
Watches without COSC-certificate can in any case run inside those resiliences, yet that’s ordinarily a matter of karma instead of calibrating. With COSC-certificate, you realize that the watchmaker got all worked up about the development to set it up for COSC’s investigation, and whenever it is guaranteed the watch can authoritatively convey the substantial weight title of “OFFICIAL CHRONOMETER.”
Back when mechanical timekeeping was all we had, COSC-confirmation was a critical assignment. By the 1970s, quartz developments downsized the significance of mechanical precision, and today COSC-accreditation is actually the toy of mechanical watch connoisseurs.
Click here for our four-section “History of Chronometers.”
For that reason, in excess of a couple of people laugh at COSC-confirmation as an irrelevant, maybe old-fashioned, program that’s for the most part there to knock up the cost of a watch. Nonetheless, such jeering is starting to sound a gnawed off-key as costs for COSC-affirmed mechanical watches have been falling as of late. Despite where you remain on the point, it’s getting more diligently to contend that COSC-accreditation is out of reach.
Below, we’ve gathered together 10 incredible COSC-affirmed watches, all well under $2,500. We’ve requested these from the most minimal to most noteworthy prices.
Formex Essence COSC — $986
On pre-request, you could get this watch for just $685, which is probably the least cost for another COSC-confirmed watch to date; today you’ll pay just $986. The COSC-ensured Sellita SW200 development is wonderfully enhanced, and the watch conveys Formex’s stun assimilation framework, whereby the inward module holds tight springs inside the internal case. It’s a bigger watch, however it wears pleasantly because of the precarious and short carries. Dial completing, case-work, and all subtleties are first rate. Formex
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Mido Commander Automatic — $1,240
Available in various colorways, the Commander Automatic is one of those attractive and flexible watches that could be a competitor for the one-watch assortment. Inside beats the great Caliber 80, which flaunts a 80-hour power save. COSC-affirmation is discretely wrapped up as a standard element, however the individuals who realize will appreciate the word CHRONOMETER across the dial. Mido
Zodiac Super Sea Wolf (Ref. ZO9205) — $1,295
Not all of Zodiac’s Super Sea Wolf’s are COSC-guaranteed, yet those that are come in at truly extraordinary value focuses. Thusly, they likewise sell out before long, so you may wind up pursuing one down on the pre-owned market. I got the opportunity to take a stab at the Super Sea Wolf Ref. ZO9205 as of late. It’s a smooth, super-light titanium jumper with elegant vintage style, 200 meters of water opposition, and a bezel I could turn for quite a long time for the sweet dolphin sound it makes. Look around the remainder of Zodiac’s Sea Wolf range for other COSC-confirmed references, which come all through stock routinely. Zodiac
Tissot Heritage Navigator Automatic COSC 160th Anniversary — $1,650
Tissot consistently brings incredible worth, and the Heritage Navigator Automatic might be probably the coolest watch in their list. A cunning 24-hour world-clock, inside beats an ETA 2893-3, perfectly finished with a gold rotor and, obviously, CHRONOMETER in striking dark etching. COSC-accreditation on a movement situated watch adds a decent touch and that little additional affirmation that you’ll never fail to catch a plane. Tissot
Christopher Ward C8 Power Reserve Chronometer — $1,935
Christopher Ward offers a wide scope of COSC-ensured watches beneath $2,500, and the C8 is quite possibly the most abundantly furnished of all. Infrequently do I point one straightforwardly to the posterior of a watch, however this one is exquisite, with dark extensions winding their way around the stuff train of the hand-wound Caibre SH21. In advance we have the undeniably common beige on dark colorway, one that oozes warmth and profundity. At the point when you stack up the features—120-hour power save, in-house development, and, obviously, COSC-certification—the cost is somewhat amazing. Christopher Ward
Ball Engineer III Dreamer — $1,299 (pre-request); $1,949 (full retail)
You’ll just compensation $280 more to get the COSC-guaranteed RR1103-C (base ETA) development over the non-ensured one. Ball fabricates basically indestructible watches, with vigorous enemy of attraction, against stun, and water obstruction frameworks. The nano-tube lume innovation never needs a charge and never becomes dull, making the Engineer III Dreamer a boss instrument watch in a somewhat smart sheep’s garments. Ball
Rado Coupole Classic Automatic COSC – $1,950
Rado has been catching the hearts of conservatives lately, and the Couploe Classic is probably going to do likewise. This smart dress watch isn’t going to go in the pool with you, however it will be an absolute necessity for any conventional issue. The hobnail design on the cream dial is wool delicate, while the sharp blued-steel hands jump forward. “OFFICIALLY CERTIFIED CHRONOMETER” enhances the seconds sub-dial, while the date window inexplicably doesn’t shorten the cudgel marker at three o’clock. Very much done, Rado. Rado
Longines Record — $2,025
Here’s a dress watch as tasteful as a glass of Champagne. The auto-winding Caliber 888.4 proposals up 64-hours of force hold, and is clearly COSC-affirmed. Longines has a long-standing relationship with flight, and their winged logo on the dial discretely gestures to traveling, where chronometer has verifiably been an unquestionable requirement. Longines
Brellum Duobox Classic — ~$2,410
The Brellum Duobox is a traditionally styled chronograph with the COSC-guaranteed BR-750-1 automatic development, worked from a Valjoux 7750 base. Brellum has caught a ton of consideration of late in light of the fact that they’re offering high-family Swiss watchmaking at such sensible costs, and the Duobox Classic chronograph is a great representation of simply that. Brellum
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Doxa SUB-300 Sharkhunter — $2,490
Doxa helps me to remember The Grateful Dead in that the individuals who love them really truly love them, and the remainder of the world just doesn’t get it. For those of us who love Doxa, they are a thing of superior excellence and development, which is sponsored up by the ringing support of Jacques Cousteau, harking back to the 1960s. Mr. Cousteau saw the 300 meters of water opposition, the licensed profundity and jump time scale on the bezel, and, obviously, the ensured precision as bleeding edge highlights deserving of coming on board The Calypso. Need we say more? Doxa
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