DIAMOND 'INSTRUMENTO UNO' WRISTWATCH, DE GRISOGONO

DIAMOND 'INSTRUMENTO UNO' WRISTWATCH, DE GRISOGONO
Rectangular guilloché dial, Arabic numerals, subsidiary dial for second time zone, date aperture, black diamond crown, circular-cut diamonds, gold (European convention marks), automatic movement, pink shagreen strap and double deployant clasp, case width 3.5 cm, bracelet 16.5 cm, signed de Grisogono, maker's mark, no. 199/300-2, black De Grisogono case
Please note that the black diamond has not been tested for natural colour origin.

Special Notice

This lot is offered without reserve.

Pre-Lot Text
PROPERTY FROM A PRIVATE COLLECTION
Post Lot Text
This lot incorporates material from endangered species which could result in import restrictions.