FEATURES : watch from the Avantgarde collection from a limited edition of 500 pieces Made in Germany polished stainless steel 316L case with satined edges non-reflecting scratch-resistant sapphire crystal front sapphire glass case back with view on the refined watch movement, fastened with 7 screws engraved serial number crown with brand logo diameter 46.5 mm height 11.5 mm water resistant to 5 bar cognac-coloured strap made of genuine ostrich leather, padded and stitched matt stainless steel buckle with engraved logo mechanical hand-winding movement Cal. AS.2609 finished on both sides, gold plated and hand-engraved 17 jewels, blued screws up to 42 hours power reserve skeleton dial with hand-engraved outer ring blue mother of pearl ring with symbols of the 12 zodiac signs blued hour and minute hands central white seconds hand weight 92 g comes with a numbered certificate - important for collectors in a watch box with black piano lacquer