I PURCHASED THIS ITEM,,I GOT IT AND IT WAS GREAT,WEEKS LATER, I WENT OUT TO EAT WITH A LADY, AND IT JUST SEPERATED ON MY NECK ??? JUST CAME APART WITHOUT ANY PULLING ON IT,,IT JUST CAME APPART AND IT WAS 30INCHES,SO IT WAS'NT TIGHT ON MY NECK AT ALL, I WAS EMBARASED,,,I HAD TO PAY A JEWLER TO REATTACH IT...I STILL WHERE IT, BUT YOU CAN SEE WHERE IT WAS PUT BACK TOGEATHER...WOW....