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Reference Values of Gems
Database updated: 1 May 2016
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Tourmaline: average retail prices, Jun 2016


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Valuation date: 01 Jun 2016
Value chart for Tourmaline. Data valid till: 15 Jun 2016
Values in USD per carat; ref. clarity = VVS, ref. cut = Excellent

Color Color Description; Occurrence 1 ct. 3 ct. 5 ct. 10 ct. 30 ct.
134 - medium very strongly greenish Blue; very slightly greyish134 - medium very strongly greenish Blue; very slightly greyish
Alternative name, occurrence category: Indicolite. Rare
599.08704.23809.371,072.232,123.65
131 - medium light very strongly greenish Blue; very slightly greyish131 - medium light very strongly greenish Blue; very slightly greyish
Alternative name, occurrence category: Indicolite. Rare
468.76551.03633.30838.971,661.67
096 - medium light very slightly bluish Green; slightly greyish096 - medium light very slightly bluish Green; slightly greyish
Alternative name, occurrence category: Indicolite. Common
186.16218.83251.50333.18659.90
104 - medium light bluish Green; strong. Origin: Africa.104 - medium light bluish Green; strong. Origin: Africa.
Alternative name, occurrence category: Indicolite. Rare
1,595.951,876.052,156.152,856.405,657.40
107 - medium bluish Green; very slightly greyish107 - medium bluish Green; very slightly greyish
Alternative name, occurrence category: Indicolite.
412.69485.11557.54738.621,462.90
098 - medium very slightly bluish Green; very slightly greyish098 - medium very slightly bluish Green; very slightly greyish
Alternative name, occurrence category: Rare
390.26458.75527.24698.471,383.40
088 - medium dark Green; strong088 - medium dark Green; strong
Alternative name, occurrence category: Chrome Tourmaline. Rare
368.63433.33498.02659.771,306.73
078 - medium dark slightly yellowish Green; strong078 - medium dark slightly yellowish Green; strong
Alternative name, occurrence category: Common
206.42242.65278.88369.45731.74
071 - medium dark yellowish Green; very slightly greyish071 - medium dark yellowish Green; very slightly greyish
Alternative name, occurrence category: Common
91.24107.25123.26163.29323.42
075 - medium light slightly yelowish Green; very slightly greyish075 - medium light slightly yelowish Green; very slightly greyish
Alternative name, occurrence category: Common
63.6074.7685.93113.83225.46
059 - medium greenish Yellow; very slightly greyish059 - medium greenish Yellow; very slightly greyish
Alternative name, occurrence category: Common
74.6687.76100.86133.62264.64
050 - medium Yellow; very slightly brownish050 - medium Yellow; very slightly brownish
Alternative name, occurrence category: Common
86.11101.22116.34154.12305.25
035 - medium Orange; very slightly brownish035 - medium Orange; very slightly brownish
Alternative name, occurrence category: Common
105.97124.57143.17189.67375.66
017 - medium orangey Red; very slightly brownish017 - medium orangey Red; very slightly brownish
Alternative name, occurrence category: Common
145.87171.47197.07261.07517.07
009 - medium Red; slightly brownish009 - medium Red; slightly brownish
Alternative name, occurrence category: Common
91.16107.15123.15163.15323.13
219 - medium light slightly purplish Red; very slightly brownish219 - medium light slightly purplish Red; very slightly brownish
Alternative name, occurrence category: Common
111.02130.51149.99198.70393.55
201 - medium light reddish Purple; very slightly brownish201 - medium light reddish Purple; very slightly brownish
Alternative name, occurrence category: (See also "Tourmaline Rubelite" section). Common
198.57233.42268.27355.40703.91
206 - light strongly purplish Red; strong206 - light strongly purplish Red; strong
Alternative name, occurrence category: Common
105.25123.73142.20188.38373.11
189 - light Purple; very slightly greyish189 - light Purple; very slightly greyish
Alternative name, occurrence category: Common
117.11137.66158.22209.60415.13
157 - light violetish Blue; strong157 - light violetish Blue; strong
Alternative name, occurrence category: Common
223.00262.14301.28399.13790.51
024 - medium light reddish Orange; slightly brownish024 - medium light reddish Orange; slightly brownish
Alternative name, occurrence category: Common
51.4360.4569.4892.04182.30
020 - light reddish Orange; strong020 - light reddish Orange; strong
Alternative name, occurrence category: Common
99.41116.85134.30177.92352.38
225 - light Grey225 - light Grey
Alternative name, occurrence category: Common
127.52149.90172.28228.24452.05
223 - colorless223 - colorless
Alternative name, occurrence category: Common
93.08109.41125.75166.59329.95

Color grades system


Approximate clarity factors:

Clarity grade VVS VS SI1 SI2 I1 I2 I3 OPQ
Value factor1.0000.9150.8110.6450.3920.217------

Clarity grade patterns


Gemstone Appraisal:  Tourmaline  

Value Charts: printable version  

Gems info: Tourmaline  


 
 
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