Art deco diamond brooch, French, circa 1920. Hatton Garden1

Art deco diamond brooch, French, circa 1920. Hatton Garden2

Art deco diamond brooch, French, circa 1920. Hatton Garden3

Art deco diamond brooch, French, circa 1920. Hatton Garden4

Art deco diamond brooch, French, circa 1920. Hatton Garden5

Art deco diamond brooch, French, circa 1920.

Platinum, Diamond

£13,500

. Set to centre with one round diamond in an setting with an approximate weight of 0.85 , surrounded by 45 round old cut in open back settings with an approximate weight of 2.60 carats, adorned with 80 round diamonds in open back grain setting with an approximate weight of 1.60 carats, further set with six rectangular diamonds in open back rubover settings with an approximate weight of 1.00 carats. The total approximate diamond weight is 6.05 carats, to a geometric design with intricate openwork, raised linear with detailing and pierced geometric backholing, fitted to reverse with a secure pin and safety catch, approximately 5.5cm in length. , French, indistinct makers mark, 1920.

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Reference Number 27877

Origin France

Period Art Deco

Metal Platinum

Gemstone Diamond, Old Cut, approximately 0.85ct 45 x Diamonds, Old Cut, approximately 2.6ct total 6 x Diamonds, Step Cut, approximately 1ct total 80 x Diamonds, Eight Cut, approximately 1.6ct total

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

Art deco diamond brooch, French, circa 1920.

Platinum, Diamond

£13,500

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