Swiss. A rare and decorative 18K pink gold skeletonized quarter repeating keywound cylinder watch

Swiss. A rare and decorative 18K pink gold skeletonized quarter repeating keywound cylinder watch
Unsigned, case stamped FLB and numbered 2763, circa 1820
Gilt-finished skeletonized cylinder movement, pierced and engraved going barrel, quarter repeating on two hammers, glazed dust cover, skeletonized dial, Breguet numerals on white enamel chapter ring, circular slim case, repeating through the pendant, pendant locking lever in the ribbed band, unsigned
57.5 mm. diam.