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Radiant|Lab Grown|IGI

6.65ct D VVS2 Radiant Lab Grown Diamond

ID • D/VVS2 • IGI LG845660530

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

Certificate IGI LG845660530

Diamond specifications and retailer prices

From $4,862 AUD
$3,415 USD
As of October 31, 2026
Save $12,673 AUD (72%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $17,535 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.65ct lab-grown radiant diamond

This 6.65ct 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 LG845660530 or 845660530. Listed at 20 retailers as of October 31, 2026, with prices from $4,862 to $17,535, a $12,673 spread on the same certified stone. Taylor and Hart lists it at $17,535. 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

6.65
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845660530
Dimensions12.38 × 9.21 × 6.23 mm
L/W Ratio1.34
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.38 mm9.21 mm6.65 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845660530
Side View
Table 65.0%Crown 39.6°Girdle: Slightly ThickPavilion 30.8°Culet: NoneDepth 67.6%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $9,853 AUD|Low: $4,862 AUD|High: $25,724 AUD|Avg: $10,173 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
Retailer 17
Retailer 18
Retailer 19
Taylor and Hart
October 31, 2026
Retailer 5$4,862 AUD
Retailer 16$5,228 AUD
Retailer 6$5,260 AUD
Retailer 11$5,849 AUD
Retailer 14$6,446 AUD
Retailer 13$6,667 AUD
Retailer 19$7,196 AUD
Retailer 4$7,685 AUD
Retailer 12$7,997 AUD
Retailer 8$8,678 AUD
Retailer 3$9,344 AUD
Retailer 7$9,346 AUD
Retailer 17$9,740 AUD
Retailer 1$9,853 AUD
Retailer 2$12,055 AUD
Retailer 18$12,829 AUD
Retailer 9$13,961 AUD
Retailer 15$16,243 AUD
Retailer 10$16,908 AUD
Taylor and Hart$17,535 AUD

17 data points across 20 retailers

20 retailers$4,862 AUD to $17,535 AUD

A
Cheapest Retailer
-
$4,862 AUD
$3,415 USD
Final sale: no returns
A
Retailer 2
-
$5,228 AUD
£2,891 GBP
View
B+
Retailer 3
-
$5,260 AUD
$3,695 USD
View
B+
Retailer 4
-
$5,849 AUD
HK$32,100 HKD
View
B+
Retailer 5
-
$6,446 AUD
$4,528 USD
View
B+
Retailer 6
-
$6,667 AUD
£3,688 GBP
View
B+
Retailer 7
-
$7,196 AUD
$5,055 USD
View
B+
Retailer 8
-
$7,685 AUD
$5,398 USD
View
B+
Retailer 9
-
$7,997 AUD
€5,350 EUR
View
B
Retailer 10
-
$8,678 AUD
£4,800 GBP
View
Retailer 11
-
$9,344 AUD
View
Price last confirmed 9 days ago
Retailer 12
-
$9,346 AUD
$6,565 USD
View
Price last confirmed 13 days ago
B+
Retailer 13
-
$9,740 AUD
ZAR 110,532 ZAR
View
B
Retailer 14
-
$9,853 AUD
View
B
Retailer 15
-
$12,055 AUD
$8,468 USD
View
B
Retailer 16
-
$12,829 AUD
£7,096 GBP
View
B
Retailer 17
-
$13,961 AUD
$9,807 USD
View
B
Retailer 18
-
$16,243 AUD
$11,410 USD
View
B
Retailer 19
-
$16,908 AUD
SGD 16,050 SGD
View
Most Expensive
B
Taylor and Hart
QKTGQD1 · Oct 31
$17,535 AUD
$12,317 USD
View
19 more retailers have this diamond
Prices start from $4,862 AUDSave up to $12,673 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
6.65ct Radiant
$4,862 AUD