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Radiant|Lab Grown|IGI

3.10ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG818617348

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

Certificate IGI LG818617348

Diamond specifications and retailer prices

From €442 EUR
$496 USD
As of November 2, 2026
Save €3,008 EUR (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,450 EUR at Brilliant Earth · As of October 31, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818617348 or 818617348. Listed at 20 retailers as of October 31, 2026, with prices from €442 to €3,450, a €3,008 spread on the same certified stone. Brilliant Earth lists it at €3,450. 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
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818617348
Dimensions10.14 × 7.32 × 4.87 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.14 mm7.32 mm3.10 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818617348
Side View
Table 58.0%Crown 35.1°Girdle: Slightly ThickPavilion 34.9°Culet: NoneDepth 66.5%

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 2
Current: €3,450 EUR|Low: €424 EUR|High: €5,046 EUR|Avg: €1,234 EUR|-31.6%
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
November 2, 2026
Retailer 3€442 EUR
Retailer 10€494 EUR
Retailer 7€495 EUR
Retailer 4€548 EUR
Retailer 9€821 EUR
Retailer 14€829 EUR
Retailer 16€853 EUR
Retailer 8€879 EUR
Retailer 2€912 EUR
Retailer 11€1,158 EUR
Retailer 13€1,190 EUR
Retailer 15€1,274 EUR
Retailer 6€1,442 EUR
Retailer 5€2,051 EUR
Retailer 12€2,301 EUR
Brilliant Earth€3,450 EUR

44 data points across 16 retailers

20 retailers€442 EUR to €3,450 EUR

A
Cheapest Retailer
-
€442 EUR
$496 USD
A
Retailer 2
-
€494 EUR
$554 USD
View
Final sale: no returns
A
Retailer 3
-
€495 EUR
$555 USD
View
Retailer 4
-
€541 EUR
$607 USD
View
Price last confirmed 38 days ago
Retailer 5
-
€548 EUR
$615 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
€548 EUR
$615 USD
View
A
Retailer 7
-
€821 EUR
View
A
Retailer 8
-
€829 EUR
$930 USD
View
Retailer 9
-
€853 EUR
$957 USD
View
Price last confirmed 22 days ago
A
Retailer 10
-
€879 EUR
$986 USD
View
A
Retailer 11
-
€912 EUR
£806 GBP
View
A
Retailer 12
-
€1,118 EUR
$1,254 USD
View
A
Retailer 13
-
€1,158 EUR
A$1,998 AUD
View
A
Retailer 14
-
€1,190 EUR
ZAR 21,567 ZAR
View
B+
Retailer 15
-
€1,274 EUR
$1,429 USD
View
B+
Retailer 16
-
€1,442 EUR
$1,617 USD
View
B+
Retailer 17
-
€1,786 EUR
$2,004 USD
View
B
Retailer 18
-
€2,051 EUR
$2,300 USD
View
B
Retailer 19
-
€2,301 EUR
£2,032 GBP
View
Most Expensive
B
Brilliant Earth
20727381A · Oct 31
€3,450 EUR
$3,870 USD
View
19 more retailers have this diamond
Prices start from €442 EURSave up to €3,008 EUR

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
€442 EUR