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Radiant|Lab Grown|IGI

6.64ct D VVS2 Radiant Lab Grown Diamond

ID • D/VVS2 • IGI LG841650893

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG841650893

Diamond specifications and retailer prices

From $4,160 AUD
$2,922 USD
As of October 31, 2026
Save $10,864 AUD (72%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $15,024 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.64ct lab-grown radiant diamond

This 6.64ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841650893 or 841650893. Listed at 17 retailers as of October 31, 2026, with prices from $4,160 to $15,024, a $10,864 spread on the same certified stone. Taylor and Hart lists it at $15,024. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.64
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841650893
Dimensions14.12 × 8.80 × 5.86 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.12 mm8.80 mm6.64 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841650893
Side View
Table 66.0%Crown 43.7°Girdle: Slightly ThickPavilion 33.3°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $9,395 AUD|Low: $4,160 AUD|High: $15,452 AUD|Avg: $7,946 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Taylor and Hart
October 31, 2026
Retailer 13$4,160 AUD
Retailer 8$4,407 AUD
Retailer 12$4,473 AUD
Retailer 4$4,541 AUD
Retailer 10$5,818 AUD
Retailer 6$6,193 AUD
Retailer 11$6,321 AUD
Retailer 9$6,514 AUD
Retailer 3$7,461 AUD
Retailer 7$8,087 AUD
Retailer 15$8,179 AUD
Retailer 14$8,336 AUD
Retailer 1$9,395 AUD
Retailer 2$10,946 AUD
Retailer 16$11,595 AUD
Retailer 5$14,440 AUD
Taylor and Hart$15,024 AUD

21 data points across 17 retailers

17 retailers$4,160 AUD to $15,024 AUD

A
Cheapest Retailer
-
$4,160 AUD
$2,922 USD
Final sale: no returns
Retailer 2
-
$4,407 AUD
$3,096 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$4,473 AUD
£2,474 GBP
View
A
Retailer 4
-
$4,541 AUD
$3,190 USD
View
B+
Retailer 5
-
$5,818 AUD
£3,218 GBP
View
B+
Retailer 6
-
$6,193 AUD
$4,350 USD
View
B+
Retailer 7
-
$6,321 AUD
$4,440 USD
View
B+
Retailer 8
-
$6,514 AUD
€4,358 EUR
View
B+
Retailer 9
-
$7,461 AUD
$5,241 USD
View
Retailer 10
-
$8,087 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$8,179 AUD
£4,524 GBP
View
B+
Retailer 12
-
$8,336 AUD
ZAR 94,596 ZAR
View
B
Retailer 13
-
$9,395 AUD
View
B
Retailer 14
-
$10,946 AUD
$7,689 USD
View
B
Retailer 15
-
$11,595 AUD
£6,413 GBP
View
B
Retailer 16
-
$14,440 AUD
SGD 13,707 SGD
View
Most Expensive
B
Taylor and Hart
J440QTM · Oct 31
$15,024 AUD
$10,553 USD
View
16 more retailers have this diamond
Prices start from $4,160 AUDSave up to $10,864 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
6.64ct Radiant
$4,160 AUD