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Radiant|Lab Grown|IGI

3.10ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG760517378

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

Certificate IGI LG760517378

Diamond specifications and retailer prices

From £354 GBP
$475 USD
As of November 2, 2026
Save £2,793 GBP (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £4,496 GBP 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 LG760517378 or 760517378. Listed at 16 retailers as of November 2, 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760517378
Dimensions7.33 × 7.33 × 4.81 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.33 mm7.33 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760517378
Side View
Table 64.0%Crown 45.3°Girdle: MediumPavilion 34.8°Culet: NoneDepth 65.6%

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: £4,496 GBP|Low: £354 GBP|High: £4,496 GBP|Avg: £1,371 GBP|+57.9%
Brilliant Earth
Retailer 2
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Retailer 21
November 3, 2026
Retailer 4£354 GBP
Retailer 7£424 GBP
Retailer 17£522 GBP
Retailer 16£564 GBP
Retailer 20£582 GBP
Retailer 10£612 GBP
Retailer 13£705 GBP
Retailer 9£737 GBP
Retailer 3£784 GBP
Retailer 14£907 GBP
Retailer 5£1,078 GBP
Retailer 19£1,180 GBP
Retailer 12£1,467 GBP
Retailer 11£1,570 GBP
Retailer 18£1,589 GBP
Retailer 8£1,686 GBP
Retailer 6£2,013 GBP
Retailer 15£2,023 GBP
Retailer 2£2,700 GBP
Retailer 21£3,147 GBP
Brilliant Earth£4,496 GBP

27 data points across 21 retailers

16 retailers£354 GBP to £3,147 GBP

A
Cheapest Retailer
-
£354 GBP
$475 USD
A
Retailer 2
-
£522 GBP
$700 USD
View
A
Retailer 3
-
£564 GBP
$756 USD
View
B+
Retailer 4
-
£582 GBP
$781 USD
View
A
Retailer 5
-
£705 GBP
€901 EUR
View
A
Retailer 6
-
£784 GBP
$1,052 USD
View
A
Retailer 7
-
£1,078 GBP
$1,446 USD
View
B+
Retailer 8
-
£1,180 GBP
$1,582 USD
View
B+
Retailer 9
-
£1,218 GBP
CA$2,268 CAD
View
B+
Retailer 10
-
£1,589 GBP
A$3,278 AUD
View
B+
Retailer 11
-
£1,757 GBP
$2,356 USD
View
Retailer 12
-
£2,013 GBP
$2,700 USD
View
Price last confirmed 36 days ago
B+
Retailer 13
-
£2,023 GBP
View
B
Retailer 14
-
£2,700 GBP
$3,621 USD
View
B
Retailer 15
-
£3,147 GBP
$4,220 USD
View
Most Expensive
Brilliant Earth
22172524A · Oct 18
£4,496 GBP
$6,030 USD
View
Price last confirmed 15 days ago
15 more retailers have this diamond
Prices start from £354 GBPSave up to £2,793 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
£354 GBP