These 2 coral items are meant to be worn together, the shorter one fit beautifully inside the longer one.
 
Shorter coral necklace:  sizes:centre piece 30x34mn - than 28-26-24-21 to 18mn. 
 
 
 
The longer coral necklace: sizes centre piece 38mn x5 85 cm - than 31-27-25-23 to 20mn.
 
There are 27 pieces in this 2nd necklace, measuring in total 103cm