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Radiant|Lab Grown|IGI

3.07ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG754535755

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

Certificate IGI LG754535755

Diamond specifications and retailer prices

From £263 GBP
As of November 6, 2026
Save £2,202 GBP (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,465 GBP at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.07ct lab-grown radiant diamond

This 3.07ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754535755 or 754535755. Listed at 20 retailers as of November 6, 2026, with prices from £263 to £2,465, a £2,202 spread on the same certified stone. Brilliant Earth lists it at £2,465. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754535755
Dimensions10.23 × 7.25 × 4.94 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.23 mm7.25 mm3.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754535755
Side View
Table 69.0%Crown 37.5°Girdle: STK-THKPavilion 37°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
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 6
Current: £2,465 GBP|Low: £253 GBP|High: £3,467 GBP|Avg: £728 GBP|+1.9%
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
November 6, 2026
Retailer 15£263 GBP
Retailer 6£294 GBP
Retailer 14£306 GBP
Retailer 3£326 GBP
Retailer 16£326 GBP
Retailer 12£401 GBP
Retailer 7£439 GBP
Retailer 11£441 GBP
Retailer 2£524 GBP
Retailer 9£581 GBP
Retailer 8£619 GBP
Retailer 13£958 GBP
Retailer 4£1,050 GBP
Retailer 5£1,254 GBP
Retailer 10£1,275 GBP
Brilliant Earth£2,465 GBP

43 data points across 16 retailers

20 retailers£263 GBP to £2,465 GBP

A
Cheapest Retailer
-
£263 GBP
A
Retailer 2
-
£294 GBP
View
Final sale: no returns
A
Retailer 3
-
£306 GBP
View
A
Retailer 4
-
£326 GBP
View
Retailer 5
-
£326 GBP
View
Price last confirmed 13 days ago
A
Retailer 6
-
£363 GBP
View
B+
Retailer 7
-
£439 GBP
View
A
Retailer 8
-
£441 GBP
View
A
Retailer 9
-
£524 GBP
View
A
Retailer 10
-
£581 GBP
View
A
Retailer 11
-
£619 GBP
View
A
Retailer 12
-
£752 GBP
View
B+
Retailer 13
-
£958 GBP
View
B+
Retailer 14
-
£1,042 GBP
View
B+
Retailer 15
-
£1,050 GBP
View
B+
Retailer 16
-
£1,080 GBP
View
B+
Retailer 17
-
£1,254 GBP
View
B+
Retailer 18
-
£1,275 GBP
View
Retailer 19
-
£1,594 GBP
View
Price last confirmed 59 days ago
Most Expensive
B
Brilliant Earth
17154656A · Nov 6
£2,465 GBP
$3,300 USD
View
19 more retailers have this diamond
Prices start from £263 GBPSave up to £2,202 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
3.07ct Radiant
£263 GBP