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Round|Lab Grown|IGI

3.07ct G SI2 Round Lab Grown Diamond

ID • G/SI2 • IGI LG528240790

Shape and cutting style on the report: Round brilliant

Certificate IGI LG528240790

Diamond specifications and retailer prices

From £464 GBP
As of November 1, 2026
Save £888 GBP (66%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,352 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG528240790 or 528240790. Listed at 14 retailers as of November 1, 2026, with prices from £464 to £1,352, a £888 spread on the same certified stone. MOH London lists it at £1,352. 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
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528240790
Dimensions9.34 × 9.30 × 5.70 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.34 mm9.30 mm3.07 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528240790
Side View
Table 59.0%Crown 34.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

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 1
Current: £1,352 GBP|Low: £268 GBP|High: £1,368 GBP|Avg: £665 GBP
MOH London
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
November 3, 2026
Retailer 11£279 GBP
Retailer 3£313 GBP
Retailer 9£320 GBP
Retailer 5£346 GBP
Retailer 12£346 GBP
Retailer 13£464 GBP
Retailer 14£574 GBP
Retailer 2£606 GBP
Retailer 8£623 GBP
Retailer 6£730 GBP
Retailer 10£970 GBP
Retailer 4£1,112 GBP
Retailer 7£1,330 GBP
MOH London£1,352 GBP

41 data points across 14 retailers

14 retailers£464 GBP to £1,352 GBP

Retailer 1
-
£279 GBP
Price last confirmed 11 days ago
Retailer 2
-
£313 GBP
View
Price last confirmed 10 days ago
Retailer 3
-
£346 GBP
View
Price last confirmed 12 days ago
Retailer 4
-
£346 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
£464 GBP
View
A
Retailer 6
-
£574 GBP
View
A
Retailer 7
-
£606 GBP
View
A
Retailer 8
-
£623 GBP
View
B+
Retailer 9
-
£730 GBP
View
B+
Retailer 10
-
£970 GBP
View
Retailer 11
-
£1,112 GBP
View
Price last confirmed 9 days ago
B
Retailer 12
-
£1,330 GBP
View
B
Retailer 13
-
£1,330 GBP
View
Most Expensive
B
MOH London
LG528240790 · Nov 1
£1,352 GBP
View
13 more retailers have this diamond
Prices start from £464 GBPSave up to £888 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 Round
£464 GBP