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Princess|Lab Grown|IGI

2.30ct G SI1 Princess Lab Grown Diamond

ID • G/SI1 • IGI LG627455225

Shape and cutting style on the report: Princess cut

Certificate IGI LG627455225

Diamond specifications and retailer prices

From £194 GBP
As of November 6, 2026
Save £1,039 GBP (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,233 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 2.3ct lab-grown princess diamond

This 2.3ct lab-grown princess sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG627455225 or 627455225. Listed at 15 retailers as of November 4, 2026, with prices from £194 to £1,233, a £1,039 spread on the same certified stone. Brilliant Earth lists it at £1,233. 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

2.30
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627455225
Dimensions7.27 × 7.22 × 5.05 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.27 mm7.22 mm2.30 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627455225
Side View
Table 67.0%Crown 36.6°Girdle: MediumPavilion 37.4°Culet: NoneDepth 69.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £1,233 GBP|Low: £186 GBP|High: £2,162 GBP|Avg: £584 GBP|-43.0%
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 5, 2026
Retailer 7£194 GBP
Retailer 12£224 GBP
Retailer 4£240 GBP
Retailer 8£240 GBP
Retailer 16£305 GBP
Retailer 10£360 GBP
Retailer 5£400 GBP
Retailer 11£409 GBP
Retailer 2£454 GBP
Retailer 3£514 GBP
Retailer 14£650 GBP
Retailer 13£738 GBP
Retailer 6£772 GBP
Retailer 9£959 GBP
Retailer 15£1,029 GBP
Brilliant Earth£1,233 GBP

39 data points across 16 retailers

15 retailers£194 GBP to £1,233 GBP

A
Cheapest Retailer
-
£194 GBP
A
Retailer 2
-
£224 GBP
View
A
Retailer 3
-
£240 GBP
View
Retailer 4
-
£240 GBP
View
Price last confirmed 12 days ago
A
Retailer 5
-
£360 GBP
View
B+
Retailer 6
-
£400 GBP
View
Retailer 7
-
£409 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£454 GBP
View
A
Retailer 9
-
£514 GBP
View
B+
Retailer 10
-
£650 GBP
View
B+
Retailer 11
-
£738 GBP
View
B+
Retailer 12
-
£772 GBP
View
B+
Retailer 13
-
£959 GBP
View
B
Retailer 14
-
£1,029 GBP
View
Most Expensive
B
Brilliant Earth
9832094A · Nov 4
£1,233 GBP
$1,660 USD
View
14 more retailers have this diamond
Prices start from £194 GBPSave up to £1,039 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
2.30ct Princess
£194 GBP