Unusual Swiss gold limited edition pocket watch Circa 1990

Gold lever hunting cased pocket watch
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A fine and very unusual Swiss, 18K gold keyless hunting cased pocket watch, circa 1990. In an original fitted box accompanied an 18k gold chain Fay Freres 15-inch chain.
Specially made in a limited edition of 100 examples for the Tir Federal shooting competition in Winterthur, Switzerland. The cover and back were decorated for the 1990 federal shooting contest, with reverse inscription in French, Italian and German, a cover signed by artist Huguenin, hinged gold cuvette.
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Off-white dial with black Roman numerals, outer minute track, subsidiary seconds. Gold Louis XV hands. A gilt movement, decorative floral design to the bridges, 19 jewels, straight-line lever escapement, monometallic balance, shockproof suspension, self-compensating overcoil balance spring with micrometric index. Signed on the dial, case and movement, case number.
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Diameter: 49 mm
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Weight: 115 g
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Signed: International Watch Co.  Schaffhausen