Radiant|Lab Grown|IGI

3.09ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG637453342

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

Certificate IGI LG637453342

Diamond specifications and retailer prices

From $619 USD
As of November 1, 2026
Save $5,021 USD (89%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $5,640 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG637453342 or 637453342. Listed at 27 retailers as of November 1, 2026, with prices from $619 to $5,640, a $5,021 spread on the same certified stone. Brilliant Earth lists it at $5,640. 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

3.09
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG637453342
Dimensions10.13 × 7.44 × 4.69 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.13 mm7.44 mm3.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG637453342
Side View
Table 66.0%Crown 40.2°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 63.0%

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: Nov 1
Current: $5,640 USD|Low: $619 USD|High: $5,640 USD|Avg: $1,869 USD
Brilliant Earth
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
Retailer 20
November 2, 2026
Retailer 20$619 USD
Retailer 3$755 USD
Retailer 16$825 USD
Retailer 4$920 USD
Retailer 19$964 USD
Retailer 15$1,042 USD
Retailer 13$1,069 USD
Retailer 5$1,266 USD
Retailer 18$1,448 USD
Retailer 2$1,488 USD
Retailer 17$1,511 USD
Retailer 11$1,993 USD
Retailer 6$1,996 USD
Retailer 10$2,124 USD
Retailer 9$2,169 USD
Retailer 7$2,223 USD
Retailer 8$2,385 USD
Retailer 12$2,510 USD
Retailer 14$2,976 USD
Brilliant Earth$5,640 USD

40 data points across 20 retailers

27 retailers$619 USD to $5,640 USD

Retailer 1
-
$611 USD
Price last confirmed 14 days ago
A
Retailer 2
-
$619 USD
View
Final sale: no returns
Retailer 3
-
$684 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$755 USD
HK$5,900 HKD
View
Retailer 5
-
$758 USD
View
Price last confirmed 14 days ago
Retailer 6
-
$758 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$825 USD
View
B+
Retailer 8
-
$920 USD
View
A
Retailer 9
-
$964 USD
View
A
Retailer 10
-
$1,042 USD
€992 EUR
View
A
Retailer 11
-
$1,069 USD
£841 GBP
View
A
Retailer 12
-
$1,266 USD
View
B+
Retailer 13
-
$1,448 USD
A$2,227 AUD
View
B+
Retailer 14
-
$1,488 USD
ZAR 24,038 ZAR
View
B+
Retailer 15
-
$1,511 USD
View
Retailer 16
-
$1,545 USD
View
Price last confirmed 7 days ago
Retailer 17
-
$1,993 USD
View
Price last confirmed 13 days ago
B+
Retailer 18
-
$1,996 USD
£1,572 GBP
View
Retailer 19
-
$2,124 USD
A$3,267 AUD
View
Price last confirmed 25 days ago
B+
Retailer 20
-
$2,169 USD
SGD 2,931 SGD
View
B+
Retailer 21
-
$2,206 USD
View
B
Retailer 22
-
$2,223 USD
View
B
Retailer 23
-
$2,385 USD
View
Retailer 24
-
$2,510 USD
View
Price last confirmed 35 days ago
B
Retailer 25
-
$2,884 USD
£2,271 GBP
View
B
Retailer 26
-
$2,976 USD
£2,343 GBP
View
Most Expensive
B
Brilliant Earth
10485020A · Nov 2
$5,640 USD
View
26 more retailers have this diamond
Prices start from $619 USDSave up to $5,021 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
3.09ct Radiant
$619 USD