Oscar Heyman Brothers ruby and diamond ring, American, circa 1950.1

Oscar Heyman Brothers ruby and diamond ring, American, circa 1950.2

Oscar Heyman Brothers ruby and diamond ring, American, circa 1950.

Platinum & Iridium, Diamond, Ruby

£7,900

Brothers and ring. Set with a central tapered row of nine tapered step-cut in settings with an approximate combined weight of 1.50 , further set with sixteen in open back settings, with an approximate combined weight of 0.80 carats, to an asymmetric design featuring openwork with scalloped edging, an intricate pierced and fancy open backholing, leading to raised and flowing through to a solid . and , numbered '63754', with Oscar Heyman circle and line markings to the sides, American, 1950.

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Reference Number 14043

Maker Oscar Heyman & Brothers

Origin America

Ring size: O

Size Guide

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

Period 1950's

TOTAL / RING Weight 6.7 grams

Metal Platinum & Iridium

Gemstone 9 x Rubies, Step Cut, approximately 1.5ct total 16 x Diamonds, Brilliant Cut, approximately 0.8ct total

Condition

The ring is in excellent condition.

Chairman's Notes

This ring has been assessed by our in-house gemmologists: The rubies are most likely to be from the old Burmese 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 ruby and diamond ring, American, circa 1950.

Platinum & Iridium, Diamond, Ruby

£7,900

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