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Radiant|Lab Grown|IGI

3.10ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG831657376

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

Certificate IGI LG831657376

Diamond specifications and retailer prices

From £578 GBP
$775 USD
As of November 2, 2026
Save £3,089 GBP (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,666 GBP 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831657376 or 831657376. Listed at 8 retailers as of October 31, 2026, with prices from £578 to £3,666, a £3,089 spread on the same certified stone. Brilliant Earth lists it at £3,666. 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
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831657376
Dimensions10.31 × 7.07 × 4.80 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.31 mm7.07 mm3.10 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831657376
Side View
Table 64.0%Crown 43.7°Girdle: MediumPavilion 37.3°Culet: NoneDepth 67.9%

Caratlytics Score

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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: Nov 2
Current: £3,666 GBP|Low: £510 GBP|High: £3,666 GBP|Avg: £1,427 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 2£578 GBP
Retailer 4£620 GBP
Retailer 6£706 GBP
Retailer 7£806 GBP
Retailer 3£1,508 GBP
Retailer 5£1,785 GBP
Retailer 8£1,807 GBP
Brilliant Earth£3,666 GBP

10 data points across 8 retailers

8 retailers£578 GBP to £3,666 GBP

A
Cheapest Retailer
-
£578 GBP
$775 USD
A
Retailer 2
-
£620 GBP
HK$6,500 HKD
View
A
Retailer 3
-
£706 GBP
$947 USD
View
A
Retailer 4
-
£725 GBP
$973 USD
View
B+
Retailer 5
-
£1,508 GBP
A$3,113 AUD
View
B
Retailer 6
-
£1,785 GBP
$2,395 USD
View
B
Retailer 7
-
£1,807 GBP
SGD 3,277 SGD
View
Most Expensive
B
Brilliant Earth
21832439Y · Oct 31
£3,666 GBP
$4,920 USD
View
7 more retailers have this diamond
Prices start from £578 GBPSave up to £3,089 GBP

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
£578 GBP