Radiant|Lab Grown|IGI

3.16ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG784639641

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

Certificate IGI LG784639641

Diamond specifications and retailer prices

From $725 USD
As of October 29, 2026
Save $4,745 USD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,470 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.16ct lab-grown radiant diamond

This 3.16ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784639641 or 784639641. Listed at 15 retailers as of October 29, 2026, with prices from $725 to $5,470, a $4,745 spread on the same certified stone. Brilliant Earth lists it at $5,470. 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

3.16
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784639641
Dimensions10.12 × 7.35 × 4.97 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.12 mm7.35 mm3.16 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784639641
Side View
Table 64.0%Crown 43.6°Girdle: MediumPavilion 35.4°Culet: NoneDepth 67.6%

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 29
Current: $5,470 USD|Low: $725 USD|High: $5,530 USD|Avg: $2,145 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
October 30, 2026
Retailer 10$725 USD
Retailer 4$866 USD
Retailer 6$908 USD
Retailer 8$1,027 USD
Retailer 12$1,070 USD
Retailer 9$1,696 USD
Retailer 11$1,727 USD
Retailer 3$2,195 USD
Retailer 5$3,301 USD
Retailer 2$3,676 USD
Retailer 7$4,910 USD
Brilliant Earth$5,470 USD

28 data points across 12 retailers

15 retailers$725 USD to $5,470 USD

Retailer 1
-
$540 USD
Price last confirmed 21 days ago
Retailer 2
-
$609 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$725 USD
View
A
Retailer 4
-
$866 USD
View
B+
Retailer 5
-
$908 USD
View
A
Retailer 6
-
$1,027 USD
View
A
Retailer 7
-
$1,070 USD
€1,019 EUR
View
B+
Retailer 8
-
$1,696 USD
View
B+
Retailer 9
-
$1,727 USD
View
Retailer 10
-
$1,942 USD
View
Price last confirmed 25 days ago
Retailer 11
-
$2,195 USD
A$3,377 AUD
View
Price last confirmed 21 days ago
B
Retailer 12
-
$3,301 USD
£2,599 GBP
View
B
Retailer 13
-
$3,676 USD
View
B
Retailer 14
-
$4,910 USD
View
Most Expensive
B
Brilliant Earth
20402182A · Oct 29
$5,470 USD
View
14 more retailers have this diamond
Prices start from $725 USDSave up to $4,745 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
3.16ct Radiant
$725 USD