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Birthstones
Diamond Advice
Precious Metals
- Gold
- Rose Gold
- White Gold
- Platinum
- Silver
Glossary
- Asterism
- Bezel
- Blemish
- Brilliance
- Brilliant Cut
- Cabochon
- Carat
- Channel Setting
- Clarity
- Cleavage
- Colour
- Crown
- Culet
- Cut
- Dispersion
- Emerald Cut
- Enhancement
- Extra Facet
- Facet
- Fancy Cut
- Feather
- Finish
- Fire
- Fisheye
- Fluorescence
- 4C's
- Girdle
- Guilloche
- Hardness
- Inclusions
- Knot
- Laser Drill-Hole
- Marquise Cut
- Mohs Scale
- Nailhead
- Natural
- Oval Cut
- Pavé
- Pavilion
- Pear Cut
- Play-of-Colour
- Polish
- Princess Cut
- Prong
- Proportions
- Round Brilliant Cut
- Scintillation
- Setting
- Shape
- Side Stones
- Step Cut
- Symmetry
- Table
- Toughness
- Three Stone
- White Light
Gems
- Alexandrite
- Aquamarine
- Amethyst
- Bloodstone
- Carnelian
- Citrine
- Coral
- Emerald
- Garnet
- Jade (Jadeite)
- Jade(Nephrite)
- Lapis Lazuli
- Moonstone
- Onyx and Sardonyx
- Opal
- Pearl
- Peridot
- Ruby
- Sapphire
- Star Ruby
- Star Sapphire
- Tanzanite
- Topaz
- Tourmaline
- Turquoise
- Zircon
Wedding Anniversaries
Wedding Checklist

Carat

Carat is the unit used to measure the weight of gems. One carat is equal to 0.200 grams. Each carat contains 100 points.

It is important to remember that carat refers to the weight, rather than the size of a gem.