Swiss gold anker chronometer pocket watch Circa 1912

Gold richly engraved pocket watch
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Very rare pocket chronometer by Vacheron & Constantin, Chronometer Royal no.344763, with a special case, circa 1912.
An 18 carat gold, original case, punched and numbered, richly engraved, dome signed, anker chronometer movement with golden screwed balance,
fine regulation and wolf’s toothing, case signed and numbered.
Original, signed enamel dial, movement need overhaul.
This watch with rich engraving is an absolute rarity.
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Diameter: 57 mm
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Weight: 129 g
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Signed:  Vacheron & Constantin Genève
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Nearly all Vacheron & Constantin anker chronometers with the quality of “Chronometer Royal” has been manufactured in smooth gold and silver case.