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Star Ruby Jewelry in Sterling Silver
Star ruby jewelry features natural corundum gems that display asterism, a six-rayed star that glides across the stone surface under direct light. This optical phenomenon occurs when rutile needle inclusions align in three directions within the crystal structure. Our collection pairs these rare star rubies with .925 sterling silver settings. Each stone shows its own star pattern, formed over millions of years. We source natural star rubies, primarily from deposits in India, Myanmar, and Sri Lanka. Free US shipping on every order since 2005.
| Estimated value: | $4,914.00 |
|---|---|
| Weight: | 15.50g |
| 7 - Adjustable | |
| L - 1 1/8, W - 7/8, T - 5/8 inch | |
| Item Code: | 9-lut-26-63 |
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Natural Star Ruby Stones With Six-Ray Asterism
Star rubies belong to the corundum mineral family, rating 9 on the Mohs hardness scale. This makes them suitable for rings, pendants, and earrings worn regularly. The asterism effect requires a cabochon cut rather than faceting. A domed surface allows light to reflect off the internal rutile silk, creating the characteristic six-pointed star. Quality star rubies show a sharp, centered star that moves fluidly as the stone shifts position. Most star rubies range from pinkish-red to purplish-red, with body color transparency varying from translucent to opaque. Indian star rubies often display a lighter pink tone, while Burmese specimens tend toward deeper reds. The star itself appears whitish or silvery against the colored body. Our sterling silver settings protect these natural stones while allowing full light exposure to activate the star effect. Browse our star ruby rings, pendants, and earrings. Each piece ships free within the United States. We set only natural star rubies with genuine asterism in .925 sterling silver.Frequently Asked Questions
What causes the star effect in star rubies?
The star forms when light reflects off tiny rutile needle inclusions arranged in three intersecting directions within the ruby crystal. This creates a six-rayed star visible on cabochon-cut stones under a single light source.
Where do star rubies come from?
Major sources include Myanmar, Sri Lanka, India, Thailand, and Madagascar. Indian star rubies are known for pinkish-red tones, while Myanmar produces specimens with deeper red coloration.
How hard are star rubies?
Star rubies rate 9 on the Mohs hardness scale, making them the second hardest natural gemstone after diamond. This durability makes them well-suited for everyday jewelry wear.
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