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French Belle Époque duchess ring set with certified Colombian emerald c.1900

DESCRIPTION

ORIGIN

France

ERA

1900s

MATERIAL

18k solid gold

STONE

diamond, colombian emerald (tested)

SIZE

US 6.5, ring head 1.7x1.4x0.4 cm

WEIGHT

3.72g

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Rings / Art Nouveau (1890 - 1915)

#ART NOUVEAU ERA, #FRENCH JEWELRY, #EMERALD, #LA BELLE ÉPOQUE, #DIAMOND.

RING SIZE CHART

戒圍參照表

us size 國際圍

US Size	Inside Diameter (mm)	Inside Circumference (mm)
0.5	12.04	37.8
0.75	12.24	38.5
1	12.45	39.1
1.25	12.65	39.7
1.5	12.85	40.4
1.75	13.05	41
2	13.26	41.7
2.25	13.46	42.3
2.5	13.67	42.9
2.75	13.87	43.6
3	14.07	44.2
3.25	14.27	44.8
3.5	14.48	45.5
3.75	14.68	46.1
4	14.88	46.8
4.25	15.09	47.4
4.5	15.29	48
4.75	15.49	48.7
5	15.7	49.3
5.25	15.9	50
5.5	16.1	50.6
5.75	16.31	51.2
6	16.51	51.9
6.25	16.71	52.5
6.5	16.92	53.1
6.75	17.12	53.8
7	17.32	54.4
7.25	17.53	55.1
7.5	17.73	55.7
7.75	17.93	56.3
8	18.14	57
8.25	18.34	57.6
8.5	18.54	58.3
8.75	18.75	58.9
9	18.95	59.5
9.25	19.15	60.2
9.5	19.35	60.8
9.75	19.56	61.4
10	19.76	62.1
10.25	19.96	62.7
10.5	20.17	63.4
10.75	20.37	64
11	20.57	64.6
11.25	20.78	65.3
11.5	20.98	65.9
11.75	21.18	66.6
12	21.39	67.2
12.25	21.59	67.8
12.5	21.79	68.5

Everything you need to know before requiring a resize service.

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國際圍	內直徑 (mm)	周長 (mm)
2	12	37.7
3	12.5	39.27
4	13	40.84
5	13.5	42.41
6	14	43.98
7	14.5	45.55
8	15	47.12
9	15.5	48.69
10	16	50.27
11	16.5	51.84
12	17	53.41
13	17.5	54.98
14	18	56.55
15	18.5	58.12
16	19	59.69
17	19.5	61.26
18	20	62.83
19	20.5	64.4
20	21	65.97
21	21.5	67.54

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