Dubey & Schaldenbrand Gran' Chrono Astro
Gran' Chrono Astro uses a mechanical and automatic movement with a modified version of Valjouox 7751 caliber. It has 25 jewels in its movement and every part is hand decorated as well as hand engraved.
There is even a certificate to assure that their engraver has done it for every part in the watch. It uses gold-plated bridges and skeletonized rotors.
It has functions covering the hour, minute, date, full calendar (date, day, month, moonphase) as well as a chronograph with two counters: hour counter positioned at 6 with moonphase within; minute counter including the day of the week and month located at 12.

The two-piece case is in tonneau-shape with a two level terrain. It is made of either special stainless steel with a 316L standard used commonly in surgical equipments or 18k rose gold. It has a geometrically curved case with a dimension of 50mm x 38mm and a thickness of 15.8mm.
The sapphire crystal is also curved with anti-reflective on both sides and its caseback, fastened by 6 screws, is transparent with sapphire crystal. There are two beveled trapezoid pushers at 2 and 4. Its water resistance is up to 30m.
The dial has guilloche pattern and is available in either black or silver. It has brushed minute ring in the center with circular subdials at 6 and 12.
It uses lozenge-styled central hands with luminescent. Its railway minute track is printed with Arabic numeral dates around it which is indicated by a bronze central hand.
It uses crocodile leather with matching metal fold over buckle or it has bracelet straps.
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