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Gemmae Opes of Cambridge present this Vintage Large 9ct Gold Blue Topaz Cluster Ring Size O 1/2 weighing 4.77g.

This ring is Hallmarked as 9ct gold Assayed in Birmingham 1975 with makers mark CL&S.

To the the cluster, set upon an ornate basket are 25 round cut blue Topaz gemstones, each with approx. dimensions of 3mm diameter (0.12ct each) totalling 3 carats.

The cluster dimensions are approx. 17mm diameter.

This ring comes with the presentation box shown and is in very good condition.

Please be sure to check all 10 images (use scroll bar to the right of images to see more photographs).

Postage will be via Royal Mail inclusive of price to UK destinations.

International Ring Size Table
US / Canada	UK / Australia / South Africa	France	Germany / Russia / Ukraine / Asia	India / China / Japan / South America / Turkey	Italy / Spain / Netherlands / Switzerland
½	A	---	---	---	---
1	B	---	---	1	---
1 1/2	C	---	---	---	---
2	D	41 1/2	13 1/4	2	1 1/2
2 1/4	D-½	42 1/8	13 1/2	---	---
2 1/2	E	42 3/4	13 3/4	3	2 3/4
2 3/4	E-½	43 3/8	---	---	3 3/8
3	F	44	14	4	4
3 1/4	F-½	44 5/8	14 1/4	---	4 5/8
3 1/2	G	45 1/4	14 1/2	5	5 1/4
3 3/4	G-½	45 7/8	14 3/4	6	5 7/8
4	H	46 1/2	15	7	6 1/2
4 1/4	H-½	47 1/8	---	---	7 1/8
4 1/2	I	47 3/4	15 1/4	8	7 3/4
4 3/4	J	48 3/8	15 1/2	---	8 3/8
5	J-½	49	15 3/4	9	9
5 1/4	K	49 5/8	16	---	9 5/8
5 1/2	K-½	50 1/4	16 1/4	10	10 1/4
5 3/4	L	50 7/8	---	11	10 7/8
6	L-½	51 1/2	16 1/2	12	11 1/2
6 1/4	M	52 1/8	16 3/4	---	12 1/8
6 1/2	M-½	52 3/4	17	13	12 3/4
6 3/4	N	53 3/8	---	---	13 3/8
7	O	54	17 1/4	14	14
7 1/4	O-½	54 5/8	17 1/2	---	14 5/8
7 1/2	P	55 1/4	17 3/4	15	15 1/4
7 3/4	P-½	55 7/8	18	---	15 7/8
8	Q	56 1/2	---	16	16 1/2
8 1/4	Q-½	57 1/8	18 1/4	---	17 1/8
8 1/2	R	57 3/4	18 1/2	17	17 3/4
8 3/4	R-½	58 3/8	18 3/4	---	18 3/8
9	S	59	19	18	19
9 1/4	S-½	59 5/8	19 1/4	---	19 5/8
9 1/2	---	60 1/4	19 1/2	19	20 1/4
9 3/4	T	60 7/8	---	---	20 7/8
10	T-½	61 1/2	19 3/4	20	21 1/2
10 1/4	U	62 1/8	20	21	22 1/8
10 1/2	U-½	62 3/4	---	22	22 3/4
10 3/4	V	63 3/8	20 1/2	---	23 3/8
11	V-½	64	20 3/4	23	24
11 1/4	W	64 5/8	---	---	24 5/8
11 1/2	W-½	65 1/4	21	24	25 1/4
11 3/4	X	65 7/8	21 1/4	---	25 7/8
12	Y	66 1/2	21 1/2	25	26 1/2
12 1/4	Y-½	67 1/8	---	---	27 1/8
12 1/2	Z	67 3/4	21 3/4	26	27 3/4
12 3/4	Z-½	68 3/8	---	---	28 3/8
13	---	69	22	27	29