A fancy-link chain, by Theo Fennell, and a diamond cross pendant

A fancy-link chain, by Theo Fennell, and a diamond cross pendant
The cross with brilliant-cut diamond square cluster centre and baguette and brilliant-cut diamond flared arms, to a cube link neckchain, in maker's case, cross 6.0cm long, chain 44.7cm long
The chain with single link forming the maker's mark for Theo Fennell, the pendant unsigned