Chronoswiss CH 7523 Lunar Chronograph SS Black Dial (33792)

33792 Chronoswiss CH 7523 Lunar Chronograph, CH 7523 L, CH-7523 Stainless Steel on a strap with a stainless steel deployant buckle, automatic, date, chronograph, moon phase, small second indicator at 9 O'clock, black Gullioche dial, diameter: 38 mm, thickness: 14.5 mm, display back, sapphire crystal, water resistant, like new with original box and papers, which are stamped, but not dated.


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More about Chronoswiss CH 7523 Lunar Chronograph SS Black Dial

This is a stainless steel Chronoswiss Lunar Chronograph CH 7523. It has an alligator leather strap with a stainless steel deployment buckle, and a scratch resistant sapphire crystal with anti-reflective coatings. It includes round chronograph push buttons, and an onion-shaped screw down winding crown. It has a screw down exhibition sapphire display case back, and the 38mm diameter solid three-body case, curved lugs with screwed bars, and rounded coin-edged bezel, are polished. The dial is black guilloche with white Breguet Arabic numeral hour markers around a plain, brushed reserve, and there is an outer minute/one-fifth seconds scale with white dot hour indices. Around the perimeter is a white Arabic numeral radial date ring. It has polished steel Breguet hands, a center sweep seconds hand with a circular counter balance, and there is a steel fourth center hand with a red arrow tip for indicating the perimeter date. There are four black guilloche subsidiary dials with white Arabic numerals and markers, including a 30-minute chronograph totalizer at 12 o'clock, a running small seconds register at 9 o'clock, a 12-hour totalizer at 6 o'clock, and there is a gold star moon phase indicator at 3 o'clock. It has a power reserve of 46-hours, and it's water resistant to 30 meters/100 feet. The 14.5mm thick case, dial, and movement are all signed.

This Chronoswiss Lunar Chronograph CH 7523 has a mechanical automatic self-winding Chronoswiss caliber C.931 (base ETA/Valjoux 7750) movement. It's rhodium plated, with fausses cotes and Cotes de Geneve embellishment, and it's constructed with 25 jewels, an Incabloc shock absorber, and a straight-line lever escapement. It has a stop seconds function, an Etachron fine adjustment regulator system, a ball bearing skeletonized 21k gold rotor, and the mechanism oscillates at a frequency of 28,800 vph (4 Hz).

The Chronoswiss Lunar Chronograph CH 7523 was introduced in 2000, and it was produced until 2009.