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Round|Lab Grown|IGI

3.05ct G SI2 Round Lab Grown Diamond

EX • G/SI2 • IGI LG514269846

Shape and cutting style on the report: Round brilliant

Certificate IGI LG514269846

Diamond specifications and retailer prices

From £462 GBP
As of November 1, 2026
Save £882 GBP (66%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,344 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.05ct lab-grown round diamond

This 3.05ct 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 LG514269846 or 514269846. Listed at 13 retailers as of November 1, 2026, with prices from £462 to £1,344, a £882 spread on the same certified stone. MOH London lists it at £1,344. 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

3.05
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514269846
Dimensions9.30 × 9.26 × 5.65 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Blue 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
9.30 mm9.26 mm3.05 ctG / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514269846
Side View
Table 59.5%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

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 1
Current: £1,344 GBP|Low: £311 GBP|High: £1,360 GBP|Avg: £750 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7£318 GBP
Retailer 11£344 GBP
Retailer 9£462 GBP
Retailer 5£553 GBP
Retailer 10£577 GBP
Retailer 2£620 GBP
Retailer 3£721 GBP
Retailer 4£863 GBP
Retailer 6£1,129 GBP
Retailer 8£1,323 GBP
MOH London£1,344 GBP

35 data points across 11 retailers

13 retailers£462 GBP to £1,344 GBP

Retailer 1
-
£266 GBP
Price last confirmed 36 days ago
Retailer 2
-
£322 GBP
View
Price last confirmed 35 days ago
Retailer 3
-
£344 GBP
View
Price last confirmed 35 days ago
B+
Retailer 4
-
£462 GBP
View
Retailer 5
-
£553 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£577 GBP
View
A
Retailer 7
-
£620 GBP
View
B+
Retailer 8
-
£721 GBP
View
B+
Retailer 9
-
£863 GBP
View
Retailer 10
-
£1,106 GBP
View
Price last confirmed 37 days ago
Retailer 11
-
£1,129 GBP
View
Price last confirmed 19 days ago
B
Retailer 12
-
£1,323 GBP
View
Most Expensive
B
MOH London
LG514269846 · Nov 1
£1,344 GBP
View
12 more retailers have this diamond
Prices start from £462 GBPSave up to £882 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
3.05ct Round
£462 GBP