Swiss heavy and high-quality Longines chronometer Circa 1900

Hunting cased gold pocket watch by Longines
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A Swiss very heavy and high-quality Longines pocket watch chronometer caliber 21.53, circa 1900.
14 carat gold, high-quality “à goutte” case with 3 gold lids; very rare Ankerchronometer movement caliber 21.53 with special fine adjusting device, lever escapement and very big chronometer balance; original white enamel dial with Arabic numerals, a sunk subsidiary dial for the seconds and pink gold spade hands. Movement and dial signed.
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Diameter: 55 mm
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Weight: 131 g
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Signed: Longines