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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 $6,059 NZD
$3,415 USD
As of October 31, 2026
Save $15,795 NZD (72%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $21,855 NZD 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 $6,059 to $21,855, a $15,795 spread on the same certified stone. Taylor and Hart lists it at $21,855. 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: $11,626 NZD|Low: $6,059 NZD|High: $32,062 NZD|Avg: $12,636 NZD|-0.2%
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
November 1, 2026
Retailer 5$6,059 NZD
Retailer 12$6,496 NZD
Retailer 6$6,556 NZD
Retailer 11$7,290 NZD
Retailer 16$8,034 NZD
Retailer 13$8,240 NZD
Retailer 2$8,969 NZD
Retailer 4$9,578 NZD
Retailer 15$9,967 NZD
Retailer 8$10,816 NZD
Retailer 1$11,626 NZD
Retailer 7$11,648 NZD
Retailer 18$12,140 NZD
Retailer 14$12,280 NZD
Retailer 3$15,025 NZD
Retailer 19$15,990 NZD
Retailer 9$17,400 NZD
Retailer 17$20,245 NZD
Retailer 10$21,073 NZD
Taylor and Hart$21,855 NZD

18 data points across 20 retailers

20 retailers$6,059 NZD to $21,855 NZD

A
Cheapest Retailer
-
$6,059 NZD
$3,415 USD
Final sale: no returns
A
Retailer 2
-
$6,496 NZD
£2,883 GBP
View
B+
Retailer 3
-
$6,556 NZD
$3,695 USD
View
B+
Retailer 4
-
$7,290 NZD
HK$32,100 HKD
View
B+
Retailer 5
-
$8,034 NZD
$4,528 USD
View
B+
Retailer 6
-
$8,240 NZD
£3,657 GBP
View
B+
Retailer 7
-
$8,969 NZD
$5,055 USD
View
B+
Retailer 8
-
$9,578 NZD
$5,398 USD
View
B+
Retailer 9
-
$9,967 NZD
€5,350 EUR
View
B
Retailer 10
-
$10,816 NZD
£4,800 GBP
View
B
Retailer 11
-
$11,626 NZD
A$10,081 AUD
View
Retailer 12
-
$11,648 NZD
$6,565 USD
View
Price last confirmed 13 days ago
B+
Retailer 13
-
$12,140 NZD
ZAR 110,532 ZAR
View
B
Retailer 14
-
$12,280 NZD
A$10,648 AUD
View
B
Retailer 15
-
$15,025 NZD
$8,468 USD
View
B
Retailer 16
-
$15,990 NZD
£7,096 GBP
View
B
Retailer 17
-
$17,400 NZD
$9,807 USD
View
B
Retailer 18
-
$20,245 NZD
$11,410 USD
View
B
Retailer 19
-
$21,073 NZD
SGD 16,050 SGD
View
Most Expensive
B
Taylor and Hart
QKTGQD1 · Oct 31
$21,855 NZD
$12,317 USD
View
19 more retailers have this diamond
Prices start from $6,059 NZDSave up to $15,795 NZD

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
$6,059 NZD