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Princess|Lab Grown|IGI

1.09ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG743511427

Shape and cutting style on the report: Princess cut

Certificate IGI LG743511427

Diamond specifications and retailer prices

From €222 EUR
$248 USD
As of October 30, 2026
Save €1,416 EUR (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,638 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.09ct lab-grown princess diamond

This 1.09ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743511427 or 743511427. Listed at 22 retailers as of October 30, 2026, with prices from €222 to €1,638, a €1,416 spread on the same certified stone. Brilliant Earth lists it at €1,638. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743511427
Dimensions5.62 × 5.53 × 4.00 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
5.62 mm5.53 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743511427
Side View
Table 69.0%Crown 45.5°Girdle: MediumPavilion 37.8°Culet: NoneDepth 72.3%

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 30
Current: €1,638 EUR|Low: €219 EUR|High: €1,710 EUR|Avg: €656 EUR|-2.7%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 9€222 EUR
Retailer 14€248 EUR
Retailer 18€257 EUR
Retailer 4€275 EUR
Retailer 11€275 EUR
Retailer 6€461 EUR
Retailer 15€472 EUR
Retailer 3€483 EUR
Retailer 13€516 EUR
Retailer 2€522 EUR
Retailer 19€587 EUR
Retailer 16€668 EUR
Retailer 5€727 EUR
Retailer 8€883 EUR
Retailer 10€930 EUR
Retailer 12€992 EUR
Retailer 17€1,103 EUR
Retailer 7€1,204 EUR
Brilliant Earth€1,638 EUR

39 data points across 19 retailers

22 retailers€222 EUR to €1,638 EUR

A
Cheapest Retailer
-
€222 EUR
$248 USD
A
Retailer 2
-
€248 EUR
$277 USD
View
Final sale: no returns
A
Retailer 3
-
€257 EUR
$287 USD
View
Retailer 4
-
€269 EUR
$300 USD
View
Price last confirmed 39 days ago
A
Retailer 5
-
€275 EUR
$307 USD
View
A
Retailer 6
-
€275 EUR
$307 USD
View
A
Retailer 7
-
€461 EUR
$515 USD
View
A
Retailer 8
-
€472 EUR
ZAR 8,521 ZAR
View
A
Retailer 9
-
€483 EUR
$540 USD
View
A
Retailer 10
-
€516 EUR
View
A
Retailer 11
-
€522 EUR
£460 GBP
View
A
Retailer 12
-
€587 EUR
$656 USD
View
Retailer 13
-
€662 EUR
A$1,137 AUD
View
Price last confirmed 33 days ago
A
Retailer 14
-
€668 EUR
A$1,149 AUD
View
B+
Retailer 15
-
€727 EUR
$812 USD
View
B+
Retailer 16
-
€883 EUR
$987 USD
View
B+
Retailer 17
-
€930 EUR
$1,039 USD
View
B+
Retailer 18
-
€992 EUR
A$1,705 AUD
View
B+
Retailer 19
-
€1,008 EUR
$1,126 USD
View
B+
Retailer 20
-
€1,103 EUR
£970 GBP
View
B
Retailer 21
-
€1,204 EUR
$1,345 USD
View
Most Expensive
B
Brilliant Earth
16463028A · Oct 30
€1,638 EUR
$1,830 USD
View
21 more retailers have this diamond
Prices start from €222 EURSave up to €1,416 EUR

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
1.09ct Princess
€222 EUR