Royal Blue Ceylon sapphire and diamond coronet cluster ring, English, circa 1920.1

Royal Blue Ceylon sapphire and diamond coronet cluster ring, English, circa 1920.2

Royal Blue Ceylon sapphire and diamond coronet cluster ring, English, circa 1920.3

Royal Blue Ceylon sapphire and diamond coronet cluster ring, English, circa 1920.4

Royal Blue Ceylon sapphire and diamond coronet cluster ring, English, circa 1920.

Platinum, Diamond, Sapphire

£19,500

Royal Blue and coronet ring. Centrally set with a round unenhanced Royal Blue Ceylon sapphire in an setting with a weight of 2.08 , encircled by a single row of twelve round old cut in open back grain and settings with an approximate combined weight of 0.72 carats, to an elegant circular cluster with polished edges, an ornate openwork flowing motif and intricate pierced backholing, flanked by inward tapered to a solid . , English, 1920, accompanied by Gemresearch Swisslab (GRS) report #021866.

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Reference Number 23848

Origin England

Ring size: M

Size Guide

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

Period 1920's

TOTAL / RING Weight 5.9 grams

Metal Platinum

Gemstone Ceylon Unheated Sapphire, Old Cut, 2.08ct 12 x Diamonds, Old Cut, approximately 0.72ct total

Condition

The 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

Royal Blue Ceylon sapphire and diamond coronet cluster ring, English, circa 1920.

Platinum, Diamond, Sapphire

£19,500

About the Gemstone

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