Adjustable Amicizia men's bracelet in steel half with Venetian chain and half in black agate with black PVD element with "Best friend" writing. Friendship Collection. Black agate diameter: 4 mm. Chain Size: 3.5mm. Lobster clasp closure. Adjustable size, from 19 to 21 cm. Material: 316L Steel, Black Agate, Black PVD. Indicative image as these are natural stones, the colors of the bracelet may vary