Vintage Anker Black Enamel Gold-tone Metal Ball Pendant Watch - Etsy UK
Hebdomas 8 day pocket watch with day and date calendar c1910 in Antique Mens Watches
Pocket watch: a unique, early Patek Philippe Anker chronometer with a Chronograph, and a special dial, Geneva 1874, master excerpt from the book — catalog Auction 184: High quality pocket & wristwatches,