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Home
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May Birthstones
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Shape: Round
May Birthstones
Read more about May alternative birthstone varieties and their stories in our most recent
Blog Post
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Shape: Round
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Gem Variety
Agate
Chalcedony
Variety Specifics
Blue Chalcedony
Golden Sage Chalcedony
Montana Agate
Oregon Agate
Purple Sage Chalcedony
Snowdrift Agate
Shape
Round
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Shape Specifics
Fancy Cut
Rose Cut
Smooth
Fair Trade Level
1
3
Origin
Mexico
USA
Location
Montana
Nevada
Oregon
Color
Black
Blue
Brown
Golden
Multi
Purple
Red
White
Treatment
Not Treated
Gem Cut
Bead
Cabochon
Faceted
Stone Size
10mm
12mm
14mm
20mm
30mm
4mm
5mm
6mm
8mm
9mm
Total Gem Weight
0.25 to 0.50 carat
0.75 to 1.0 carat
1.50 to 2.0 carats
10.0+ carats
3.0 to 5.0 carats
5.0 to 10.0 carats
Varies By Size
4 to 8mm Montana Agate Round Cabs
From
$30.00
20mm Polka Dot Agate Round Cabs
$60.00
30mm Polka Dot Agate Round Cabs
$87.00
6 to 8mm Nevada Purple Sage Chalcedony® 16" Round Bead Strands
From
$150.00
4 to 6mm Nevada Golden Sage Chalcedony 16" Round Bead Strands
From
$105.00
10mm Gem Blue Mexican Chalcedony Fancy Rounds
$123.00
8 to 10mm Gem Blue Mexican Chalcedony Full Drill Polished Round Beads
From
$69.00
8mm Gem Blue Mexican Chalcedony Round Cabs
$54.00
4 to 10mm Purple Sage Chalcedony® Round Cabs - Dark Purple
From
$22.50
5 to 10mm Purple Sage Chalcedony® Round Cabs - Medium Purple
From
$13.50
4 to 10mm Purple Sage Chalcedony® Round Cabs - Smoky Purple
From
$7.50
14mm White Snowdrift Agate Round Cabs
$30.00
10 to 12mm Montana Agate Round Cabs
From
$66.00
10 to 12mm Gem Blue Mexican Chalcedony Rose Cut Rounds
From
$129.00
10 to 12mm Gem Blue Mexican Chalcedony Round Cabs
From
$102.00
14mm Gem Blue Mexican Chalcedony Round Cabs
$270.00