UK/British Ring Size :- G, G1/4, G1/2, H, H1/2, I, I1/2, J, J1/4, J1/2, K, K1/4, K1/2, L, L1/4, L1/2, M, M1/2, N, N1/2, O, O1/2, P, P1/2, Q, Q1/2, Q3/4, R, R1/4, R1/2, R3/4, S, S1/4, S1/2, S3/4, T, T1/4, T1/2, U, U1/2, V, V1/4, V1/2, W, W1/4, W1/2, W3/4, X, X1/4, X1/2, Y, Y1/2, Z, Z+1/2, Z+1, Z+1.5