CaratHunter
Plans
Princess|Lab Grown|IGI

2.57ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG794622348

Shape and cutting style on the report: Princess cut

Certificate IGI LG794622348

Diamond specifications and retailer prices

From £1,884 GBP
$2,525 USD
As of November 2, 2026
Save £5,646 GBP (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £7,530 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown princess diamond

This 2.57ct 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 LG794622348 or 794622348. Listed at 11 retailers as of October 31, 2026, with prices from £1,884 to £7,530, a £5,646 spread on the same certified stone. Do Amore Diamonds lists it at £7,530. 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

2.57
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794622348
Dimensions7.36 × 7.28 × 5.30 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.36 mm7.28 mm2.57 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794622348
Side View
Table 65.0%Crown 44°Girdle: MediumPavilion 37.8°Culet: NoneDepth 72.8%

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 2
Current: £7,530 GBP|Low: £1,396 GBP|High: £11,680 GBP|Avg: £5,085 GBP|-35.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 6£1,884 GBP
Retailer 2£2,002 GBP
Retailer 7£2,201 GBP
Retailer 9£3,120 GBP
Retailer 3£3,739 GBP
Retailer 8£4,023 GBP
Retailer 11£4,223 GBP
Retailer 10£4,448 GBP
Retailer 12£4,485 GBP
Retailer 13£4,982 GBP
Retailer 4£5,726 GBP
Do Amore Diamonds£7,530 GBP
Retailer 5£11,459 GBP

24 data points across 13 retailers

11 retailers£1,884 GBP to £7,530 GBP

Retailer 1
-
£1,629 GBP
$2,183 USD
Price last confirmed 31 days ago
Retailer 2
-
£1,846 GBP
$2,474 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
£1,884 GBP
$2,525 USD
View
A
Retailer 4
-
£2,002 GBP
$2,682 USD
View
A
Retailer 5
-
£2,201 GBP
$2,949 USD
View
Retailer 6
-
£2,988 GBP
$4,003 USD
View
Price last confirmed 32 days ago
B+
Retailer 7
-
£3,120 GBP
$4,180 USD
View
B+
Retailer 8
-
£4,023 GBP
View
B+
Retailer 9
-
£4,223 GBP
$5,658 USD
View
B+
Retailer 10
-
£4,448 GBP
$5,960 USD
View
Most Expensive
B
Do Amore Diamonds
27-35DF56447 · Oct 31
£7,530 GBP
$10,090 USD
View
10 more retailers have this diamond
Prices start from £1,884 GBPSave up to £5,646 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
2.57ct Princess
£1,884 GBP