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Princess|Lab Grown|IGI

2.91ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG846662880

Shape and cutting style on the report: Princess cut

Certificate IGI LG846662880

Diamond specifications and retailer prices

From £1,381 GBP
$1,850 USD
As of October 30, 2026
Save £5,535 GBP (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £6,915 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 2.91ct lab-grown princess diamond

This 2.91ct 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 LG846662880 or 846662880. Listed at 9 retailers as of October 30, 2026, with prices from £1,381 to £6,915, a £5,535 spread on the same certified stone. With Clarity lists it at £6,915. 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

2.91
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662880
Dimensions7.82 × 7.79 × 5.51 mm
L/W Ratio1.00
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
7.82 mm7.79 mm2.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662880
Side View
Table 64.0%Crown 43.1°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 70.7%

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: Oct 30
Current: £1,483 GBP|Low: £1,381 GBP|High: £8,538 GBP|Avg: £3,848 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
October 31, 2026
Retailer 8£1,381 GBP
Retailer 1£1,483 GBP
Retailer 4£1,664 GBP
Retailer 7£1,769 GBP
Retailer 2£2,695 GBP
Retailer 3£2,739 GBP
Retailer 5£4,876 GBP
Retailer 6£6,306 GBP
With Clarity£6,915 GBP

3 data points across 9 retailers

9 retailers£1,381 GBP to £6,915 GBP

A
Cheapest Retailer
-
£1,381 GBP
$1,850 USD
A
Retailer 2
-
£1,483 GBP
$1,987 USD
View
A
Retailer 3
-
£1,664 GBP
$2,230 USD
View
A
Retailer 4
-
£1,769 GBP
View
A
Retailer 5
-
£2,695 GBP
$3,611 USD
View
A
Retailer 6
-
£2,739 GBP
$3,670 USD
View
B+
Retailer 7
-
£4,876 GBP
$6,533 USD
View
B
Retailer 8
-
£6,306 GBP
$8,450 USD
View
Most Expensive
B
With Clarity
846662880 · Oct 31
£6,915 GBP
$9,266 USD
View
8 more retailers have this diamond
Prices start from £1,381 GBPSave up to £5,535 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
2.91ct Princess
£1,381 GBP