swap_horiz Tortoiseshell Alternatives

1

Diamond

Diamonds are crystalline structures composed entirely of pure carbon. Their exceptional hardness—the highest among known...

Jewelry Carbon Precious Colorless

9.9 Brilliant

2

Pink Diamond

Pink diamonds are highly prized gemstones characterized by their distinctive pink color, a result of trace amounts of bo...

Pink Fancy Color Rare Diamond

9.9 Brilliant

3

Conch Pearl

A conch pearl originates from the Queen conch mollusk found in the Caribbean Sea. These rare gemstones are notable for t...

Pink Organic Jewelry Rare

9.1 Excellent

4

Melo Pearl

The Melo Pearl originates from the *Melo melo* snail found in Myanmar’s coastal waters. These organic gemstones are dist...

Organic Jewelry Orange Myanmar

8.9 Great

5

Ammolite

Ammolite is a rare, iridescent organic gemstone formed from the fossilized shells of Cretaceous-period ammonites. It is...

Organic Canada Opaque Iridescent

7.7 Good

6

Blue Amber

Blue amber is an uncommon variety of fossilized tree resin known for producing a blue or blue-green appearance under ult...

Organic Collector Rare Dominican Republic

7.0 Good

7

Lapis Lazuli

Lapis lazuli is an opaque blue metamorphic rock rather than a single mineral. It is an aggregate dominated by lazurite,...

Blue Jewelry Ancient Metamorphic

6.8 Fair

8

Amber

Amber is a fossilized natural resin, usually derived from ancient trees, rather than a mineral formed by crystallization...

Organic Warm Jewelry Ancient

6.8 Fair

9

Coral

Coral is an organic gemstone material formed from the calcareous skeletons of marine coral organisms. Red and pink varie...

Organic Marine Jewelry Ancient

6.8 Fair

10

Hessonite Garnet

Hessonite garnet is a transparent to translucent variety of grossular garnet, a calcium aluminum silicate mineral. It co...

Jewelry Ancient Cinnamon Orange Brown

6.5 Fair

11

Abalone Pearl

An abalone pearl is a natural pearl formed by an abalone, a marine gastropod mollusk. It develops within the animal's sh...

Organic Jewelry Rare Pacific

6.5 Fair

12

Lazurite

Lazurite is a blue mineral in the sodalite group and one of the principal components of lapis lazuli, the blue ornamenta...

Blue Jewelry Ancient Sulfur

6.3 Fair

13

Burmite

Burmite is amber from Myanmar, especially material associated with the Hukawng Valley. Much of it formed during the Cret...

Organic Collector Amber Myanmar

6.3 Fair

14

Sard

Sard is a reddish-brown to brown variety of chalcedony, the microcrystalline form of quartz. Its color is associated wit...

Classic Semi Precious Ancient Chalcedony

6.3 Fair

15

Rubasse

Rubasse is a variety of rock crystal quartz containing dispersed red hematite or other iron oxide inclusions. These incl...

Collector Historic Rare Quartz

5.8 Mediocre

16

Carnelian

Carnelian is a translucent variety of chalcedony, a microcrystalline form of quartz, with colors ranging from orange and...

Warm Jewelry Ancient Orange Red

5.4 Mediocre

17

Sardonyx

Sardonyx is a variety of chalcedony, a microcrystalline form of quartz, with layers of reddish-brown sard and lighter-co...

Jewelry Ancient Banded Cameo

5.1 Mediocre

18

Ivory

Ivory is a hard, dense form of dentine found in the tusks of elephants and in the teeth or tusks of some other mammals....

Organic Historic Ancient White

4.8 Poor

19

Copal

Copal is a relatively young tree resin that has not undergone the full geological transformation associated with true am...

Organic Affordable Young Sub Fossil Resin

4.8 Poor

20

Jet

Jet is a black gemstone consisting of lignite, a geological precursor of coal formed from fossilized wood, with the fine...

Black Organic Victorian Coal

3.5 Poor