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Hands-on with the Vacheron Constantin Patrimony Contemporaine Ultra-Thin Calibre 1731 Minute Repeater (with live photos and price)

Vacheron Constantin took the covers off the Patrimony Contemporaine Ultra-Thin Calibre 1731 minute repeater at Watches&Wonders 2013, revealing for the first time the thinnest minute repeater on the market today.

Presenting the thinnest minute repeater of all, the Vacheron Constantin Patrimony Contemporaine Ultra-Thin Calibre 1731 (with specs and price)

Vacheron Constantin has just announced the thinnest minute repeater in the world at Watches&Wonders in Hong Kong. The manually-wound Patrimony Contemporaine Ultra-Thin Calibre 1731, equipped with its brand new, in-house movement, is just 8.09 mm high.

Explaining The Patek Philippe Reference 3970 Chronograph Perpetual Calendar

Made from 1986 to 2004, the Patek Philippe Ref. 3970 was for many years the benchmark chronograph with perpetual calendar wristwatch. Widely regarded as less desirable than the preceding Ref. 2499 or subsequent Ref. 5970, the Ref. 3970 is nevertheless a significant timepiece.

Up Close with the Roger Dubuis Excalibur Quatuor, Regulated by Four Balance Wheels (Original Photos & Price)

In pursuit of chronometric excellency, Roger Dubuis unveiled the Excalibur Quatuor at SIHH 2013. Featuring four inclined balance wheels, linked by five differentials, the Quatuor was conceived by Gregory Bruttin, who leads movement development at Roger Dubuis.

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