Ceylon sapphire and diamond coronet cluster ring, French, circa 1920. 1

Ceylon sapphire and diamond coronet cluster ring, French, circa 1920. 2

Ceylon sapphire and diamond coronet cluster ring, French, circa 1920. 3

Ceylon sapphire and diamond coronet cluster ring, French, circa 1920. 4

Ceylon sapphire and diamond coronet cluster ring, French, circa 1920.

Platinum, Diamond, Sapphire

£28,500

and coronet ring. Set to centre with a oval unenhanced Ceylon sapphire in an setting with an approximate weight of 2.75 , surrounded by twenty round in open back settings with an approximate combined weight of 0.30 carats, further set with six round eight cut diamonds in open back rubover settings with a combined weight of 0.12 carats. The total approximate diamond weight is 0.42 carats, to an elegant design featuring edging, an intricately decorated with petal motifs and open backholing, leading to raised and flowing through to a solid . , partial , French, 1920, accompanied by Netherlands Gem Laboratory report #E 2320047.

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Reference Number 29096

Origin France

Ring size: M

Size Guide

The majority of items can be re-sized free of charge.

Period 1920's

Metal Platinum

Gemstone Ceylon Unheated Sapphire, Old Cut, approximately 2.75ct 20 x Diamonds, Eight Cut, approximately 0.3ct total 6 x Diamonds, Eight Cut, approximately 0.12ct total

Condition

This ring is in excellent condition.

Delivery & Returns

Inside diameter (mm)	USA	UK	China India	European
11.63	0
11.84	¼
12.04	½	A
12.24	¾	A½
12.45	1	B	1
12.65	1¼	B½
12.85	1½	C
13.06	1¾	C½		41
13.26	2	D	2	42
13.46	2¼	D½
13.67	2½	E	3	43
13.87	2¾	E½
14.07	3	F	4	44
14.27	3¼	F½	5	45
14.48	3½	G
14.68	3¾	G½	6	46
		H		47
14.88	4	H½	7
15.09	4¼	I		48
15.29	4½	I½	8
15.49	4¾	J		49
15.7	5	J½	9	50
15.9	5¼	K		51
16.1	5½	K½	10
16.31	5¾	L		52
16.51	6	L½	11
16.71	6¼	M	12	53
16.92	6½	M½	13
17.12	6¾	N		54
17.32	7	O	14	55
17.53	7¼	O½		56
17.73	7½	P	15
17.93	7¾	P½		57
18.14	8	Q	16
18.34	8¼	Q½		58
18.54	8½	R	17	59
18.75	8¾	R½
18.95	9	S	18	60
19.15	9¼
19.35	9½	S½	19	61
19.56	9¾	T
19.76	10	T½	20	62
19.96	10¼	U	21
20.17	10½	U½	22	63
20.37	10¾	V		64
20.57	11	V½	23
20.78	11¼	W		65
20.98	11½	W½	24
21.18	11¾	X		66
21.39	12	Y	25	67
21.59	12¼	Y½		68
21.79	12½	Z	26
22	12¾	Z½		69
22.2	13		27
22.4	13¼
22.61	13½
22.81	13¾
23.01	14
23.22	14¼
23.42	14½
23.62	14¾
23.83	15
24.03	15¼
24.23	15½
24.43	15¾
24.64	16

Next day delivery Tuesday to Saturday before 1pm – order by 4:30pm	Complimentary
Nominated day delivery Tuesday to Saturday	Complimentary
Same Day Delivery within London Monday to Saturday – order by 3:30pm	£100

USA 7-10 business days - complimentary fully insured shipping	Complimentary
Europe and Rest of World 7-10 business days - complimentary fully insured shipping	Complimentary

Ceylon sapphire and diamond coronet cluster ring, French, circa 1920.

Platinum, Diamond, Sapphire

£28,500

About the Gemstone

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