Antique Jw Benson 18k Gold Cylinder Pocket Watch 32mm Key Wind London Geneva 38g

An antique open-face key-wound pocket watch with a cylinder escapement, retailed by J.W. Benson.  The outer case and inner cuvette are composed of solid 18-karat yellow gold. The back cover features a engine-turned guilloché finish surrounding a blank central circular cartouche.  The inner cuvette is engraved with text reading: "Watchmaker By Warrant To The Queen, J.W. Benson, 62 & 64 Ludgate Hill, London & Geneva."  The interior of the case lid is stamped with an "18K" purity hallmark within an oval border alongside the serial number 37563. The gold-tone dial features an engraved floral pattern center, black Roman numeral hour markers, a dotted outer minute track, and 2 blued steel hands.  The internal frosted gilt movement includes a Lepine bridge layout, blued steel screws, and a manual regulator scale.  The watch has a case width of 32 mm and a total weight of 38.1 g.