English pocket watch with spring detent escapement Circa 1890

Gold half hunting cased watch by Brillman & Co.
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A fine, heavy English half hunting cased pocket watch with spring detent escapement, circa 1890.
18 carat gold case, entirely florally engraved and chased, with inlaid cobalt blue radial Roman numerals, gold dome and case maker’s punch mark “AS”. Enamel dial with radial Roman hours, auxiliary seconds and blued double spade hands. Signed frosted, gilt, chatoned 4/5 plate movement, with optionally key winding or crown winding, chain/fusee, gold screw compensation balance, freesprung blued helical balance spring, fine florally engraved balance cock and chatoned diamond endstone on balance.
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Diameter: 52 mm
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Weight: 140 g
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Signed: Brillman & Co, 76 Leadenhall St, London
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Brillman, later Brillman & Co, 76 Leadenhall St, London, watch and chronometer makers, with strong associations to the Spanish market, about whom little has been published.