An important and extremely rare J. Assmann Glashütte astronomical pocket watch with quarter repeater Germany, Saxony, Glashütte, Julius Assmann, circa 1903, unique and heavy Glashuette hunting case pocket watch with quarter repeating and perpetual calendar, an extremely rare and impressive heavy case is decorated with a magnificent gold relief showing hop plant motif, custom made case in Art Nouveau style: 14k pink gold, gilded with pure gold, case signed and numbered J. Assmann Glashütte, No. 15974, white enamel dial, Arabic numerals, signed J. Assmann Glashütte I/SA, full calendar with register for 4 years and moon phase, movement with quarter repeating, polished steel hammer repeating on coiled gong, movement signed and numbered J. Assmann Glashütte Sachsen No. 15974, divided 3/4 plate movement, lever escapement, gold lever and escape wheel, bi-metallic compensation balance, decoratively engraved balance cock, diamond endstone, precision swan-neck regulation, very good condition with little signs of wear - all in original condition with a beautiful patina, with original box labeled J. Assmann Deutche Anker – Uhnen – Fabrik Glashütte i/S. and original certificate, total weight of the watch 171.90 g, height with handle 81 mm, diameter 56 mm, width 16 mm. A marvelous timepiece for the aficionados of watches made in Glashütte. The watch combines all elements required in a Glashütte precision watch.