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Princess|Lab Grown|IGI

4.25ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG768632296

Shape and cutting style on the report: Princess cut

Certificate IGI LG768632296

Diamond specifications and retailer prices

From £3,609 GBP
$4,835 USD
As of October 30, 2026
Save £21,214 GBP (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £24,823 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.25ct lab-grown princess diamond

This 4.25ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768632296 or 768632296. Listed at 15 retailers as of October 30, 2026, with prices from £3,609 to £24,823, a £21,214 spread on the same certified stone. Do Amore Diamonds lists it at £24,823. 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

4.25
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768632296
Dimensions8.98 × 8.82 × 5.85 mm
L/W Ratio1.02
Culet sizePointed
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
8.98 mm8.82 mm4.25 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768632296
Side View
Table 66.0%Crown 38.9°Girdle: STK-THKPavilion 34.9°Culet: NoneDepth 66.3%

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: £24,823 GBP|Low: £3,609 GBP|High: £33,309 GBP|Avg: £9,529 GBP|-25.5%
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
Retailer 14
Retailer 15
October 31, 2026
Retailer 11£3,609 GBP
Retailer 12£3,738 GBP
Retailer 2£3,782 GBP
Retailer 9£3,854 GBP
Retailer 13£4,262 GBP
Retailer 8£5,346 GBP
Retailer 4£5,485 GBP
Retailer 7£6,290 GBP
Retailer 5£7,030 GBP
Retailer 6£7,169 GBP
Retailer 14£8,045 GBP
Retailer 15£9,452 GBP
Retailer 10£10,158 GBP
Retailer 3£11,566 GBP
Do Amore Diamonds£24,823 GBP

36 data points across 15 retailers

15 retailers£3,609 GBP to £24,823 GBP

A
Cheapest Retailer
-
£3,609 GBP
$4,835 USD
A
Retailer 2
-
£3,738 GBP
$5,009 USD
View
A
Retailer 3
-
£3,782 GBP
$5,067 USD
View
A
Retailer 4
-
£3,854 GBP
$5,164 USD
View
A
Retailer 5
-
£4,262 GBP
$5,710 USD
View
A
Retailer 6
-
£5,346 GBP
$7,163 USD
View
A
Retailer 7
-
£5,485 GBP
$7,349 USD
View
A
Retailer 8
-
£6,290 GBP
$8,428 USD
View
Final sale: no returns
A
Retailer 9
-
£7,030 GBP
$9,420 USD
View
A
Retailer 10
-
£7,169 GBP
$9,606 USD
View
A
Retailer 11
-
£8,045 GBP
€10,266 EUR
View
B+
Retailer 12
-
£9,452 GBP
View
B+
Retailer 13
-
£10,158 GBP
$13,610 USD
View
B+
Retailer 14
-
£11,566 GBP
$15,497 USD
View
Most Expensive
B
Do Amore Diamonds
27-5A82D6267 · Oct 31
£24,823 GBP
$33,260 USD
View
14 more retailers have this diamond
Prices start from £3,609 GBPSave up to £21,214 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
4.25ct Princess
£3,609 GBP