Vintage emerald diamond ring Oscar Heyman Brothers hatton garden.1

Vintage emerald diamond ring Oscar Heyman Brothers hatton garden.2

Vintage emerald diamond ring Oscar Heyman Brothers hatton garden.3

Vintage emerald diamond ring Oscar Heyman Brothers hatton garden.4

Vintage emerald diamond ring Oscar Heyman Brothers hatton garden.5

Vintage emerald diamond ring Oscar Heyman Brothers hatton garden.6

Oscar Heyman Brothers emerald and diamond ring, American, 1963.

Platinum & Iridium, Diamond, Emerald

£9,250

Brothers and ring. set with twelve cut in settings with a combined weight of 0.58 , further set with twelve in open back settings with a combined weight of 0.34 carats to an entwined design featuring polished edges, intricate openwork and pierced backholing, leading to conforming which taper through to a solid ridged . and , numbered '62811', Oscar Heyman Brothers, American, 1963, accompanied by certificate of authenticity from Oscar Heyman Brothers.

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Reference Number 20724

Maker Oscar Heyman & Brothers

Origin America

Ring size: M

Size Guide

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

Period 1960's

TOTAL / RING Weight 5.9 grams

Metal Platinum & Iridium

Gemstone 12 x Emeralds, Baguette Cut, approximately 0.5ct total 12 x Diamonds, Brilliant Cut, approximately 0.35ct total

Condition

The ring is in excellent condition.

Chairman's Notes

This ring has been assessed by our in-house gemmologists;

The emeralds are most likely to be from the Colombian mines.

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

Oscar Heyman Brothers emerald and diamond ring, American, 1963.

Platinum & Iridium, Diamond, Emerald

£9,250

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