Radiant|Lab Grown|IGI

3.10ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG731587208

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

Certificate IGI LG731587208

Diamond specifications and retailer prices

From $557 USD
As of October 29, 2026
Save $6,698 USD (92%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,255 USD at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 3.1ct lab-grown radiant diamond

This 3.1ct 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 LG731587208 or 731587208. Listed at 16 retailers as of October 26, 2026, with prices from $557 to $7,255, a $6,698 spread on the same certified stone. Taylor and Hart lists it at $7,255. 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

3.10
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731587208
Dimensions10.36 × 7.21 × 4.86 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.36 mm7.21 mm3.10 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731587208
Side View
Table 64.0%Crown 40.9°Girdle: MediumPavilion 34.2°Culet: NoneDepth 67.4%

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 29
Current: $557 USD|Low: $557 USD|High: $11,110 USD|Avg: $3,540 USD|-70.3%
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
Taylor and Hart
October 29, 2026
Retailer 1$557 USD
Retailer 14$1,493 USD
Retailer 4$1,615 USD
Retailer 15$1,757 USD
Retailer 5$1,807 USD
Retailer 11$2,045 USD
Retailer 3$2,076 USD
Retailer 10$2,648 USD
Retailer 9$2,915 USD
Retailer 7$2,946 USD
Retailer 8$3,313 USD
Retailer 12$3,876 USD
Retailer 2$4,282 USD
Retailer 6$5,048 USD
Retailer 13$5,913 USD
Taylor and Hart$7,255 USD
Retailer 16$11,110 USD

6 data points across 17 retailers

16 retailers$557 USD to $7,255 USD

A
Cheapest Retailer
-
$557 USD
B+
Retailer 2
-
$1,493 USD
View
B+
Retailer 3
-
$1,615 USD
View
B+
Retailer 4
-
$1,757 USD
View
B+
Retailer 5
-
$2,045 USD
View
B+
Retailer 6
-
$2,076 USD
View
B
Retailer 7
-
$2,648 USD
£2,085 GBP
View
B
Retailer 8
-
$2,915 USD
£2,295 GBP
View
B
Retailer 9
-
$2,946 USD
View
B
Retailer 10
-
$3,313 USD
View
B
Retailer 11
-
$3,876 USD
View
B
Retailer 12
-
$4,282 USD
£3,372 GBP
View
B
Retailer 13
-
$5,048 USD
View
B
Retailer 14
-
$5,913 USD
£4,656 GBP
View
Most Expensive
B
Taylor and Hart
6DFWTYS · Oct 26
$7,255 USD
View
14 more retailers have this diamond
Prices start from $557 USDSave up to $6,698 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
3.10ct Radiant
$557 USD