Radiant|Lab Grown|IGI

3.99ct E VVS2 Radiant Lab Grown Diamond

EX • E/VVS2 • IGI LG775611945

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

Certificate IGI LG775611945

Diamond specifications and retailer prices

From $595 USD
As of October 28, 2026
Save $468 USD (44%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,910 USD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 3.99ct lab-grown radiant diamond

This 3.99ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG775611945 or 775611945. Listed at 4 retailers as of October 28, 2026, with a 79% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.99
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775611945
Dimensions10.95 × 7.75 × 5.29 mm
L/W Ratio1.41
Culet sizePointed
Top View
10.95 mm7.75 mm3.99 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775611945
Side View
Table 64.0%Crown 45.7°Girdle: MediumPavilion 35.8°Culet: NoneDepth 68.3%

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 28
Current: $3,910 USD|Low: $422 USD|High: $5,190 USD|Avg: $1,988 USD|-2.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 6$595 USD
Retailer 8$660 USD
Retailer 7$938 USD
Retailer 13$990 USD
Retailer 2$1,063 USD
Retailer 4$1,539 USD
Retailer 3$1,768 USD
Retailer 10$2,095 USD
Retailer 11$2,132 USD
Retailer 12$2,244 USD
Retailer 5$2,643 USD
Rare Carat$3,910 USD
Retailer 9$5,190 USD

34 data points across 13 retailers

4 retailers$595 USD to $1,063 USD

A
Cheapest Retailer
-
$595 USD
Final sale: no returns
A
Retailer 2
-
$1,063 USD
£837 GBP
View
B
Retailer 3
-
$3,225 USD
A$4,961 AUD
View
Price last confirmed 117 days ago
Most Expensive
B+
Rare Carat
775611945 · Oct 19
$3,910 USD
View
Price last confirmed 10 days ago
3 more retailers have this diamond
Prices start from $595 USDSave up to $468 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
3.99ct Radiant
$595 USD