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Natural Color Diamonds Defined
Natural color diamonds defined
The origin of color
Colored diamonds vs. colored gems
Natural color vs. Treated color
Treatments
Quality grading
The 4 C's
Carat vs. Color
Clarity vs. Color
Color vs. Color
Cut vs. Color
The role of laboratories
Color grading of Cape and equivalent colors
Color grading of color diamonds
Color certificates
The Market
Rarity and price
Marketing
Price per color
Price per carat
Budget
History of Natural Color Diamonds
Historical origins
India
Jean-Baptiste Tavernier
Brazil (1730-1870)
Borneo
South Africa (1870-1920)
The 20's
Renewed Interest (1970)
People
Famous Color Diamonds
Allnatt (Vivid yellow)
Ashberg (Ambre)
Black Orlov (Black)
Blue Heart (Deep blue)
Darya-i Nur (Pale pink)
De Young Red (Brown red)
Dresden Green (Green)
Florentine (Light yellow)
Golden Jubilee (Gold brown)
Grand Condé (Fancy pink)
Great Chrysanthemum (Golden brown)
Gruosi (Black)
Hope (Sapphire-like dark blue)
Hortensia (Light orangey pink)
Incomparable (Brownish yellow)
Mouna (Intense yellow)
Moussaieff Red (Red)
Orlov (Slightly bluish-green)
Porges (Yellow)
Pumpkin Diamond (Vivid orange)
Red Cross (Canary yellow)
Tereschenko (Blue)
Tiffany (Canary yellow)
Wittelsbach (Dark blue)
Geography
Angola
Australia : Argyle
Bornéo
Brazil
British Guyana
Canada and new production
Central African Republic
China
Democratic Republic of the Congo
Guinea
Russia
Sierra Leone
South Africa
Tanzania
Venezuela, Ivory Coast and continental drift
From Rough to Cut
Stone 1
Stone 2
Stone 3
Stone 4
Stone 5
Ask the expert
Links
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