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Princess|Lab Grown|IGI

1.57ct E IF Princess Lab Grown Diamond

EX • E/IF • IGI LG804627351

Shape and cutting style on the report: Princess cut

Certificate IGI LG804627351

Diamond specifications and retailer prices

From €391 EUR
$437 USD
As of October 30, 2026
Save €2,169 EUR (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,560 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.57ct lab-grown princess diamond

This 1.57ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804627351 or 804627351. Listed at 17 retailers as of October 30, 2026, with prices from €391 to €2,560, a €2,169 spread on the same certified stone. Brilliant Earth lists it at €2,560. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle49.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804627351
Dimensions6.28 × 6.25 × 4.54 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.28 mm6.25 mm1.57 ctE / IF
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804627351
Side View
Table 71.0%Crown 49.6°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 72.6%

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: €2,560 EUR|Low: €391 EUR|High: €2,560 EUR|Avg: €998 EUR
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
October 30, 2026
Retailer 10€391 EUR
Retailer 4€595 EUR
Retailer 9€687 EUR
Retailer 12€714 EUR
Retailer 2€721 EUR
Retailer 7€751 EUR
Retailer 15€765 EUR
Retailer 5€1,003 EUR
Retailer 6€1,231 EUR
Retailer 11€1,379 EUR
Retailer 14€1,406 EUR
Retailer 13€1,427 EUR
Retailer 8€1,634 EUR
Retailer 3€1,713 EUR
Brilliant Earth€2,560 EUR

19 data points across 15 retailers

17 retailers€391 EUR to €2,560 EUR

Retailer 1
-
€373 EUR
$417 USD
Price last confirmed 38 days ago
A
Retailer 2
-
€391 EUR
$437 USD
View
Final sale: no returns
Retailer 3
-
€456 EUR
$510 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
€595 EUR
$665 USD
View
A
Retailer 5
-
€687 EUR
$768 USD
View
A
Retailer 6
-
€714 EUR
£628 GBP
View
A
Retailer 7
-
€721 EUR
$805 USD
View
A
Retailer 8
-
€751 EUR
ZAR 13,556 ZAR
View
Price last confirmed 7 days ago
A
Retailer 9
-
€765 EUR
View
A
Retailer 10
-
€1,003 EUR
$1,121 USD
View
A
Retailer 11
-
€1,231 EUR
$1,375 USD
View
A
Retailer 12
-
€1,379 EUR
SGD 2,082 SGD
View
A
Retailer 13
-
€1,406 EUR
$1,571 USD
View
A
Retailer 14
-
€1,427 EUR
$1,594 USD
View
B+
Retailer 15
-
€1,634 EUR
$1,825 USD
View
B+
Retailer 16
-
€1,713 EUR
£1,507 GBP
View
Most Expensive
B
Brilliant Earth
20125141A · Oct 30
€2,560 EUR
$2,860 USD
View
16 more retailers have this diamond
Prices start from €391 EURSave up to €2,169 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
1.57ct Princess
€391 EUR