The America250 Star and Baguette Sapphire and Diamond Ring in Platinum features a blue star sapphire on one end and a clear baguette diamond on the other, highlighting handcrafted artistry against a white background.

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The America250 Star and Baguette Sapphire and Diamond Ring in Platinum features an open design with a blue star-shaped sapphire and a rectangular diamond—an elegant choice for fans of customizable gemstone jewelry.

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A woman in a white blouse wears handcrafted jewelry—a gold chain necklace, a gold charm bracelet, and the America250 Star and Baguette Sapphire and Diamond Ring in Platinum—as her hand touches her necklace near her collarbone.

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America250

America250 Star and Baguette Sapphire and Diamond Ring in Platinum

Regular price $3,300

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Description

Part of Ad Astra, Serpentine’s limited-edition America250 capsule collection, this piece celebrates the star as an enduring American symbol of ambition, optimism, and possibility. Designed and handcrafted in New York City, each Ad Astra design can be customized with your choice of ruby, Montana sapphire, pearl, or white diamond.

Platinum and black rhodium plated platinum
Diamonds are F/G color SI+ clarity
0.17 total carat weight
5 round diamonds
1 tapered baguette diamond
Size 3.5 in stock; all other sizes ship in 4-6 weeks

Size Guide

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US Size	Interior Diameter (mm)	Circumference (mm)
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
12.75	22	69.1
13	22.2	69.7
13.25	22.4	70.4
13.5	22.61	71
13.75	22.81	71.7
14	23.01	72.3
14.25	23.22	72.9
14.5	23.42	73.6
14.75	23.62	74.2
15	23.83	74.8
15.25	24.03	75.5