CaratHunter
Plans
Princess|Lab Grown|IGI

4.12ct E FL Princess Lab Grown Diamond

ID • E/FL • IGI LG804665288

Shape and cutting style on the report: Princess cut

Certificate IGI LG804665288

Diamond specifications and retailer prices

From £4,114 GBP
$5,478 USD
As of October 27, 2026
Save £24,189 GBP (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £28,303 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.12ct lab-grown princess diamond

This 4.12ct lab-grown princess sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804665288 or 804665288. Listed at 14 retailers as of October 27, 2026, with prices from £4,114 to £28,303, a £24,189 spread on the same certified stone. Do Amore Diamonds lists it at £28,303. 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

4.12
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804665288
Dimensions8.58 × 8.53 × 6.31 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
8.58 mm8.53 mm4.12 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804665288
Side View
Table 64.0%Crown 44.3°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 74.0%

Caratlytics Score

How it works →
A+
Exceptional
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 27
Current: £28,303 GBP|Low: £4,114 GBP|High: £31,960 GBP|Avg: £9,527 GBP|-11.4%
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
October 29, 2026
Retailer 10£4,114 GBP
Retailer 12£4,298 GBP
Retailer 14£4,311 GBP
Retailer 3£4,392 GBP
Retailer 2£4,393 GBP
Retailer 9£5,166 GBP
Retailer 13£5,877 GBP
Retailer 6£6,036 GBP
Retailer 4£7,209 GBP
Retailer 11£7,369 GBP
Retailer 7£7,556 GBP
Retailer 8£8,902 GBP
Retailer 5£11,835 GBP
Do Amore Diamonds£28,303 GBP

29 data points across 14 retailers

14 retailers£4,114 GBP to £28,303 GBP

A
Cheapest Retailer
-
£4,114 GBP
$5,478 USD
A
Retailer 2
-
£4,298 GBP
$5,724 USD
View
A+
Retailer 3
-
£4,311 GBP
$5,741 USD
View
A
Retailer 4
-
£4,392 GBP
$5,849 USD
View
A
Retailer 5
-
£4,393 GBP
$5,850 USD
View
A
Retailer 6
-
£5,166 GBP
$6,879 USD
View
A
Retailer 7
-
£5,877 GBP
$7,826 USD
View
A
Retailer 8
-
£6,036 GBP
$8,038 USD
View
Final sale: no returns
A
Retailer 9
-
£7,209 GBP
$9,600 USD
View
Price last confirmed 8 days ago
A
Retailer 10
-
£7,369 GBP
$9,813 USD
View
A
Retailer 11
-
£7,556 GBP
€9,583 EUR
View
B+
Retailer 12
-
£8,902 GBP
View
B+
Retailer 13
-
£11,835 GBP
$15,760 USD
View
Most Expensive
B
Do Amore Diamonds
27-44437EBFC · Oct 29
£28,303 GBP
$37,690 USD
View
13 more retailers have this diamond
Prices start from £4,114 GBPSave up to £24,189 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+
4.12ct Princess
£4,114 GBP