1. not known, as shown in photo, Court, D shaped, Flat, Flat court
As shown in photo, 1. not sure, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm
1. not sure, two colour, Platinum, 9ct Yellow Gold, 9ct White Gold, 9ct Rose Gold, 18ct Rose Gold, 18ct White Gold, 18ct Yellow Gold, Palladium 950, Palladium 500, Silver, Other
1. size not known lady, 2. size not known man, G, G 1/2, H, H 1/2, I, I 1/2, J, J 1/2, K, K 1/2, L, L 1/2, M, M 1/2, N, N 1/2, O, O 1/2, P, P 1/2, Q, Q 1/2, R, R 1/2, S, S 1/2, T, T 1/2, U, U 1/2, V, V 1/2, W, W 1/2, X, X 1/2, Y, Y 1/2, Z, Z 1/2, Z+1, Z+2, Z+3, Z+4, Z+5, Z+6
BWR 30 has a lightly concave band with a satin finish and a thin high shine flat groove around the centre.
It is available in medium and heavy weights and widths from 3-10mm.
The ring pictured is a 6mm wide medium weight Flat Court profile ring.