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Princess|Lab Grown|IGI

4.35ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG821638885

Shape and cutting style on the report: Princess cut

Certificate IGI LG821638885

Diamond specifications and retailer prices

From £4,870 GBP
$6,525 USD
As of October 31, 2026
Save £26,998 GBP (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £31,868 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.35ct lab-grown princess diamond

This 4.35ct 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 LG821638885 or 821638885. Listed at 14 retailers as of October 31, 2026, with prices from £4,870 to £31,868, a £26,998 spread on the same certified stone. Do Amore Diamonds lists it at £31,868. 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

4.35
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821638885
Dimensions8.73 × 8.64 × 6.39 mm
L/W Ratio1.01
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
8.73 mm8.64 mm4.35 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821638885
Side View
Table 65.0%Crown 45.1°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 74.0%

Caratlytics Score

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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 31
Current: £31,868 GBP|Low: £4,870 GBP|High: £31,868 GBP|Avg: £11,548 GBP|+6.8%
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
October 31, 2026
Retailer 7£4,870 GBP
Retailer 2£5,362 GBP
Retailer 10£5,547 GBP
Retailer 5£6,389 GBP
Retailer 12£6,433 GBP
Retailer 11£6,874 GBP
Retailer 6£10,396 GBP
Retailer 8£10,420 GBP
Retailer 3£11,419 GBP
Retailer 9£11,919 GBP
Retailer 4£25,484 GBP
Do Amore Diamonds£31,868 GBP

30 data points across 12 retailers

14 retailers£4,870 GBP to £31,868 GBP

A
Cheapest Retailer
-
£4,870 GBP
$6,525 USD
Retailer 2
-
£4,935 GBP
$6,612 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
£4,993 GBP
$6,690 USD
View
Retailer 4
-
£5,133 GBP
$6,877 USD
View
Price last confirmed 18 days ago
A
Retailer 5
-
£5,362 GBP
$7,185 USD
View
A
Retailer 6
-
£6,389 GBP
$8,560 USD
View
A
Retailer 7
-
£6,433 GBP
$8,620 USD
View
Retailer 8
-
£6,796 GBP
$9,106 USD
View
Price last confirmed 15 days ago
A
Retailer 9
-
£6,874 GBP
$9,210 USD
View
B+
Retailer 10
-
£10,396 GBP
$13,930 USD
View
B+
Retailer 11
-
£10,420 GBP
€13,297 EUR
View
Retailer 12
-
£11,419 GBP
$15,300 USD
View
Price last confirmed 14 days ago
B+
Retailer 13
-
£11,919 GBP
View
Most Expensive
B
Do Amore Diamonds
27-769F49405 · Oct 31
£31,868 GBP
$42,700 USD
View
13 more retailers have this diamond
Prices start from £4,870 GBPSave up to £26,998 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
4.35ct Princess
£4,870 GBP