An 18ct pink gold dual time 'Instrumento Tondo' automatic wristwatch, by De Grisogono
The oval black dial with luminous Arabic numerals, two subsidiary dials for dual time function and power reserve indicator to a black diamond-set crown and later straps, accompanied by maker's double deployant buckle, European Convention mark, case 38mm wide, black diamonds not tested for natural colour origin
Dial, case and buckle signed De Grisogono, case no. 007986, movement no. 2892A2
An 18ct pink gold dual time 'Instrumento Tondo' automatic wristwatch, by De Grisogono
The oval black dial with luminous Arabic numerals, two subsidiary dials for dual time function and power reserve indicator to a black diamond-set crown and later straps, accompanied by maker's double deployant buckle, European Convention mark, case 38mm wide, black diamonds not tested for natural colour origin
Dial, case and buckle signed De Grisogono, case no. 007986, movement no. 2892A2
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