This is a Waterman 52 mottled red hard rubber lever fill pen and pencil set c1925. Waterman offered six holder sizes, with the 52 being the second smallest. It's 5 5/16 inches long capped and the matching pencil is 5 3/16. The pen has a Number 2 14 karat gold nib. Note the Ideal Globe Mark on the clip and lever. It sold for $4.00 in 1925. The riveted clip, lever and cap band are gold filled. The pencil operates by twisting the cone tip and refills by removing the cap top.