Orologio da tasca in oro e smalti Joseph Martineau & son. Londra 1793 FOro_a_Oro Giallo The necklace is single strand

The necklace is single strand

aventurine (Goldstone) and micromosaic

At the center of this band we find the decorative element

all nine diamonds are also highlighted thanks to the total opening of the setting

each brilliant cut and for an estimated total of 0

Orologio da tasca in oro e smalti Joseph Martineau & son. Londra 1793 FOro_a_Oro Giallo The necklace is single strandPERIOD: 1793 MOVEMENT: Signed Joseph Martineau & son. London 1793. Flap with front time change and rear loadingDIAMETER: 50 mmCASE MATERIAL: Yellow gold and enamelsCONDITIONS: Working, overhauled. Some lack in the enamel of the caseback NB: the precision of the watches is compatible with the era