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Marquise|Lab Grown|IGI

1.57ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG800676825

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800676825

Diamond specifications and retailer prices

From €593 EUR
$663 USD
As of October 30, 2026
Save €4,679 EUR (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,272 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown marquise diamond

This 1.57ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800676825 or 800676825. Listed at 14 retailers as of October 30, 2026, with prices from €593 to €5,272, a €4,679 spread on the same certified stone. Do Amore Diamonds lists it at €5,272. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800676825
Dimensions12.19 × 5.91 × 3.81 mm
L/W Ratio2.06
Girdle conditionFaceted
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
12.19 mm5.91 mm1.57 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800676825
Side View
Table 63.0%Crown 35.4°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 64.5%

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: €5,272 EUR|Low: €593 EUR|High: €7,009 EUR|Avg: €2,031 EUR|-24.8%
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
Retailer 13
Retailer 14
October 30, 2026
Retailer 9€593 EUR
Retailer 14€645 EUR
Retailer 11€827 EUR
Retailer 5€861 EUR
Retailer 3€864 EUR
Retailer 6€884 EUR
Retailer 10€1,122 EUR
Retailer 7€1,279 EUR
Retailer 12€1,758 EUR
Retailer 13€2,137 EUR
Retailer 4€2,990 EUR
Retailer 8€3,000 EUR
Retailer 2€3,106 EUR
Do Amore Diamonds€5,272 EUR

30 data points across 14 retailers

14 retailers€593 EUR to €5,272 EUR

A
Cheapest Retailer
-
€593 EUR
$663 USD
A
Retailer 2
-
€645 EUR
$721 USD
View
A
Retailer 3
-
€827 EUR
$924 USD
View
A
Retailer 4
-
€861 EUR
$962 USD
View
A
Retailer 5
-
€864 EUR
$965 USD
View
A
Retailer 6
-
€884 EUR
$988 USD
View
Final sale: no returns
A
Retailer 7
-
€1,122 EUR
$1,253 USD
View
A
Retailer 8
-
€1,279 EUR
View
B+
Retailer 9
-
€1,758 EUR
$1,964 USD
View
B+
Retailer 10
-
€2,137 EUR
$2,387 USD
View
B+
Retailer 11
-
€2,990 EUR
$3,340 USD
View
B+
Retailer 12
-
€3,000 EUR
£2,639 GBP
View
B+
Retailer 13
-
€3,106 EUR
$3,470 USD
View
Most Expensive
B
Do Amore Diamonds
27-6CF66AD91 · Oct 31
€5,272 EUR
$5,890 USD
View
13 more retailers have this diamond
Prices start from €593 EURSave up to €4,679 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 Marquise
€593 EUR