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Radiant|Lab Grown|IGI

3.10ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG784654602

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

Certificate IGI LG784654602

Diamond specifications and retailer prices

From £492 GBP
$660 USD
As of November 2, 2026
Save £2,401 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,893 GBP at Brilliant Earth · As of November 2, 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 LG784654602 or 784654602. Listed at 19 retailers as of November 2, 2026, with prices from £492 to £2,893, a £2,401 spread on the same certified stone. Brilliant Earth lists it at £2,893. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784654602
Dimensions10.62 × 7.36 × 4.78 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.62 mm7.36 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784654602
Side View
Table 60.0%Crown 37.5°Girdle: MediumPavilion 32.7°Culet: NoneDepth 64.9%

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: £2,893 GBP|Low: £492 GBP|High: £3,206 GBP|Avg: £1,422 GBP|-9.8%
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 3, 2026
Retailer 11£492 GBP
Retailer 4£550 GBP
Retailer 6£563 GBP
Retailer 10£696 GBP
Retailer 16£705 GBP
Retailer 2£912 GBP
Retailer 5£931 GBP
Retailer 13£997 GBP
Retailer 14£1,289 GBP
Retailer 9£1,324 GBP
Retailer 15£1,458 GBP
Retailer 8£1,773 GBP
Retailer 7£1,938 GBP
Retailer 3£1,947 GBP
Retailer 12£2,403 GBP
Brilliant Earth£2,893 GBP

44 data points across 16 retailers

19 retailers£492 GBP to £2,893 GBP

A
Cheapest Retailer
-
£492 GBP
$660 USD
A
Retailer 2
-
£550 GBP
$738 USD
View
Final sale: no returns
Retailer 3
-
£563 GBP
$755 USD
View
Price last confirmed 39 days ago
A
Retailer 4
-
£696 GBP
View
A
Retailer 5
-
£705 GBP
$945 USD
View
A
Retailer 6
-
£912 GBP
View
A
Retailer 7
-
£931 GBP
$1,248 USD
View
A
Retailer 8
-
£997 GBP
€1,274 EUR
View
A
Retailer 9
-
£1,042 GBP
$1,398 USD
View
B+
Retailer 10
-
£1,289 GBP
A$2,659 AUD
View
B+
Retailer 11
-
£1,324 GBP
ZAR 28,691 ZAR
View
B+
Retailer 12
-
£1,458 GBP
$1,955 USD
View
B
Retailer 13
-
£1,773 GBP
View
B
Retailer 14
-
£1,938 GBP
SGD 3,513 SGD
View
B
Retailer 15
-
£1,947 GBP
$2,611 USD
View
Retailer 16
-
£2,062 GBP
$2,765 USD
View
Price last confirmed 15 days ago
B
Retailer 17
-
£2,321 GBP
$3,113 USD
View
B
Retailer 18
-
£2,403 GBP
View
Most Expensive
B
Brilliant Earth
18713730A · Nov 2
£2,893 GBP
$3,880 USD
View
18 more retailers have this diamond
Prices start from £492 GBPSave up to £2,401 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
£492 GBP