Trilogy Engagement Rings

UK / Australia / South Africa	US / Canada	France	Germany / Russia / Ukraine / Asia	Italy / Spain / Netherlands / Switzerland	Japan / India / China / South America / Turkey / Israel
H	4	46.5	15	6.5	7
I	4.5	47.75	15.25	7.75	8
J	4.75	48.375	15.5	8.375	-
K	5.25	49.625	16	9.625	-
L	5.75	50.875	-	10.875	11
M	6.25	52.125	16.75	12.125	-
N	6.75	53.375	-	13.375	-
O	7	54	17.25	14	14
P	7.5	55.25	17.75	15.25	15
Q	8	56.5	-	16.5	16
R	8.5	57.75	18.5	17.75	17
S	9	59	19	19	18
T	9.75	60.875	-	20.875	19
U	10.25	62.125	20	22.125	-
V	10.75	63.375	20.5	23.375	21
W	11.25	64.625	-	24.625	-
X	11.75	65.875	21.25	25.875	-
Y	12	66.5	21.5	26.5	25
Z	12.5	67.75	21.75	27.75	26

Why Hyde Park Design?