Radiant|Lab Grown|IGI

3.10ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG758575412

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

Certificate IGI LG758575412

Diamond specifications and retailer prices

From $475 USD
As of October 30, 2026
Save $3,745 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,030 USD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758575412 or 758575412. Listed at 17 retailers as of October 30, 2026, with a 788% 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

3.10
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758575412
Dimensions10.31 × 7.17 × 4.82 mm
L/W Ratio1.44
Culet sizePointed
Top View
10.31 mm7.17 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758575412
Side View
Table 65.0%Crown 46.5°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 67.2%

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 30
Current: $6,030 USD|Low: $337 USD|High: $6,220 USD|Avg: $1,754 USD|+57.9%
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
Retailer 21
Retailer 22
October 31, 2026
Retailer 15$337 USD
Retailer 22$475 USD
Retailer 7$569 USD
Retailer 13$700 USD
Retailer 19$781 USD
Retailer 6$787 USD
Retailer 10$821 USD
Retailer 2$947 USD
Retailer 9$988 USD
Retailer 21$1,052 USD
Retailer 14$1,216 USD
Retailer 17$1,372 USD
Retailer 3$1,446 USD
Retailer 16$1,582 USD
Retailer 12$1,967 USD
Retailer 11$2,106 USD
Retailer 5$2,174 USD
Retailer 8$2,261 USD
Retailer 18$2,727 USD
Retailer 4$3,621 USD
Retailer 20$4,220 USD
Brilliant Earth$6,030 USD

29 data points across 22 retailers

17 retailers$475 USD to $4,220 USD

A
Cheapest Retailer
-
$475 USD
A
Retailer 2
-
$700 USD
View
B+
Retailer 3
-
$781 USD
View
A
Retailer 4
-
$787 USD
View
A
Retailer 5
-
$947 USD
€902 EUR
View
A
Retailer 6
-
$1,052 USD
View
Retailer 7
-
$1,216 USD
ZAR 19,652 ZAR
View
Price last confirmed 66 days ago
A
Retailer 8
-
$1,372 USD
A$2,111 AUD
View
A
Retailer 9
-
$1,446 USD
View
B+
Retailer 10
-
$1,582 USD
View
B+
Retailer 11
-
$1,633 USD
CA$2,268 CAD
View
Retailer 12
-
$2,174 USD
A$3,344 AUD
View
Price last confirmed 23 days ago
B+
Retailer 13
-
$2,356 USD
View
B+
Retailer 14
-
$2,727 USD
£2,147 GBP
View
B
Retailer 15
-
$3,621 USD
View
B
Retailer 16
-
$4,220 USD
View
Most Expensive
Brilliant Earth
22171652A · Oct 18
$6,030 USD
View
Price last confirmed 12 days ago
16 more retailers have this diamond
Prices start from $475 USDSave up to $3,745 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
3.10ct Radiant
$475 USD