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Princess|Lab Grown|IGI

2.50ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG846663464

Shape and cutting style on the report: Princess cut

Certificate IGI LG846663464

Diamond specifications and retailer prices

From £2,101 GBP
$2,798 USD
As of October 30, 2026
Save £5,018 GBP (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £7,119 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.5ct lab-grown princess diamond

This 2.5ct lab-grown princess sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663464 or 846663464. Listed at 6 retailers as of October 29, 2026, with prices from £2,101 to £7,119, a £5,018 spread on the same certified stone. Brilliant Earth lists it at £7,119. 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

2.50
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663464
Dimensions7.38 × 7.26 × 5.34 mm
L/W Ratio1.02
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
7.38 mm7.26 mm2.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663464
Side View
Table 61.0%Crown 45.6°Girdle: MediumPavilion 38.2°Culet: NoneDepth 73.6%

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: Oct 30
Current: £5,904 GBP|Low: £2,101 GBP|High: £7,307 GBP|Avg: £3,765 GBP|-19.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2£2,101 GBP
Retailer 5£2,660 GBP
Retailer 4£3,152 GBP
Retailer 3£3,935 GBP
Retailer 1£5,904 GBP

5 data points across 5 retailers

6 retailers£2,101 GBP to £7,119 GBP

A
Cheapest Retailer
-
£2,101 GBP
$2,798 USD
A
Retailer 2
-
£2,660 GBP
$3,542 USD
View
B+
Retailer 3
-
£3,152 GBP
€3,998 EUR
View
B+
Retailer 4
-
£3,935 GBP
View
B
Retailer 5
-
£5,904 GBP
$7,862 USD
View
Most Expensive
B
Brilliant Earth
22319297A · Oct 29
£7,119 GBP
$9,480 USD
View
5 more retailers have this diamond
Prices start from £2,101 GBPSave up to £5,018 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
2.50ct Princess
£2,101 GBP