A rare pocket watch - a so called Sector watch. An interesting Niello pocket watch of extraordinary shape - a fine back lid. A silver dust lid. A highly interesting dial made of enamel with a retrograde time display. The inner numerals are black, the outer timer is in black and red. After one hour, the minute hand springs back. After 12 hours, the hour hand springs back. The dial is without damage and in flawless condition. Filigree blued hands. A very nice crown wind. A great, extravagant and fine clockwork, functioning flawlessly. The clockwork is signed with Brevet+279961 Record Watch Co. SA. Watch width: 52 mm - watch height: 70 mm. Weight: 96 g. Insured shipping with the Österreichische Post AG.