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Radiant|Lab Grown|IGI

6.65ct F VS2 Radiant Lab Grown Diamond

VG • F/VS2 • IGI LG657419969

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

Certificate IGI LG657419969

Diamond specifications and retailer prices

From $1,169 USD
As of October 30, 2026
Save $3,981 USD (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,150 USD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 6.65ct lab-grown radiant diamond

This 6.65ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG657419969 or 657419969. Listed at 19 retailers as of October 30, 2026, with prices from $1,169 to $5,150, a $3,981 spread on the same certified stone. Rare Carat lists it at $5,150. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

6.65
Carat
F
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657419969
Dimensions13.90 × 9.37 × 6.01 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.90 mm9.37 mm6.65 ctF / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657419969
Side View
Table 65.0%Crown 42.1°Girdle: MediumPavilion 34.6°Culet: NoneDepth 64.1%

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 30
Current: $4,357 USD|Low: $1,169 USD|High: $4,629 USD|Avg: $2,381 USD|-0.1%
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
November 1, 2026
Retailer 10$1,169 USD
Retailer 7$1,272 USD
Retailer 2$1,356 USD
Retailer 11$1,452 USD
Retailer 3$1,530 USD
Retailer 8$1,600 USD
Retailer 5$1,772 USD
Retailer 12$1,967 USD
Retailer 17$2,153 USD
Retailer 13$2,204 USD
Retailer 4$2,542 USD
Retailer 18$2,672 USD
Retailer 6$2,906 USD
Retailer 15$3,749 USD
Retailer 16$3,828 USD
Retailer 1$4,357 USD
Retailer 14$4,454 USD
Retailer 9$4,629 USD

10 data points across 18 retailers

19 retailers$1,169 USD to $5,150 USD

A
Cheapest Retailer
-
$1,169 USD
A
Retailer 2
-
$1,272 USD
View
A
Retailer 3
-
$1,356 USD
View
A
Retailer 4
-
$1,452 USD
£1,143 GBP
View
A
Retailer 5
-
$1,530 USD
View
A
Retailer 6
-
$1,600 USD
HK$12,500 HKD
View
B+
Retailer 7
-
$1,772 USD
View
A
Retailer 8
-
$1,967 USD
£1,549 GBP
View
B+
Retailer 9
-
$2,153 USD
View
B+
Retailer 10
-
$2,204 USD
€2,099 EUR
View
B+
Retailer 11
-
$2,542 USD
View
B+
Retailer 12
-
$2,672 USD
View
B
Retailer 13
-
$2,906 USD
View
B
Retailer 14
-
$3,749 USD
£2,952 GBP
View
B
Retailer 15
-
$3,828 USD
View
B
Retailer 16
-
$4,357 USD
£3,431 GBP
View
B
Retailer 17
-
$4,454 USD
A$6,853 AUD
View
B
Retailer 18
-
$4,629 USD
SGD 6,256 SGD
View
Most Expensive
B
Rare Carat
KI9694199KF657 · Nov 1
$5,150 USD
View
18 more retailers have this diamond
Prices start from $1,169 USDSave up to $3,981 USD

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
$1,169 USD