ZENITH Defy 21 Skeleton El Primero 21 Automatic Chronograph 44mm Watch Tennis Necklace The black Mother-of-Pearl dial has

The black Mother-of-Pearl dial has gold-tone accents and is embelished with four diamonds flush set on the crystal

they are heirlooms

The pendant is attached to an adjustable boule chain bracelet

the H-10 appears with intricate contrasting snail and pearled patterns for the American Classic models it drives and streamlined surfaces for the pilots watches

ZENITH Defy 21 Skeleton El Primero 21 Automatic Chronograph 44mm Watch Tennis Necklace The black Mother-of-Pearl dial hasThe high frequency El Primero 21 1 100th chronograph in a 44mm black ceramic DEFY case, paired with a black ceramic bracelet. Its automatic movement features two independent high frequency escapements beating at 50Hz for the chronograph function and 5Hz for timekeeping.