Vintage Conway Stewart 550 DINKIE Marbled Blue/Brown flecks & veins 14 Ct gold nib Oblique with some flex

CS Book of numbers: Dinkie:(c1952-62? SH) tapered cap, brass stud & cowled diamond clip, 1 band, j-bar. Early = small clip welded onto cowling, Dinkie on 1st line, Conway Stewart London on 2nd line and No.550 on 3rd line. Later = small clip welded onto cowling, Dinkie 550 on 1st line, Conway Stewart on 2nd line, narrow band. Latest = large clip held in groove under cowling, wider band, Dinkie 550 on 1st line, Conway Stewart on 2nd line). (Matching pencil Conway No. 25). Nib CS not numbered. Dimensions – length: 10.2cm; barrel+section: 7.7 cm; cap: 4.8cm. (Original price 13/4).