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Marquise|Lab Grown|IGI

1.51ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG768632053

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768632053

Diamond specifications and retailer prices

From €572 EUR
$639 USD
As of October 30, 2026
Save €4,503 EUR (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,075 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown marquise diamond

This 1.51ct 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 LG768632053 or 768632053. Listed at 16 retailers as of October 30, 2026, with prices from €572 to €5,075, a €4,503 spread on the same certified stone. Do Amore Diamonds lists it at €5,075. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768632053
Dimensions11.53 × 6.06 × 3.68 mm
L/W Ratio1.90
Girdle conditionFaceted
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
11.53 mm6.06 mm1.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768632053
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 60.7%

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: €5,075 EUR|Low: €572 EUR|High: €6,749 EUR|Avg: €1,917 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
Retailer 15
Retailer 16
October 30, 2026
Retailer 11€572 EUR
Retailer 4€622 EUR
Retailer 13€801 EUR
Retailer 7€803 EUR
Retailer 5€806 EUR
Retailer 8€850 EUR
Retailer 12€1,084 EUR
Retailer 9€1,232 EUR
Retailer 10€1,465 EUR
Retailer 14€1,694 EUR
Retailer 3€1,968 EUR
Retailer 15€2,058 EUR
Retailer 6€2,878 EUR
Retailer 16€2,878 EUR
Retailer 2€2,990 EUR
Do Amore Diamonds€5,075 EUR

32 data points across 16 retailers

16 retailers€572 EUR to €5,075 EUR

A
Cheapest Retailer
-
€572 EUR
$639 USD
A
Retailer 2
-
€622 EUR
$695 USD
View
A
Retailer 3
-
€801 EUR
$895 USD
View
A
Retailer 4
-
€803 EUR
$897 USD
View
A
Retailer 5
-
€806 EUR
$900 USD
View
A
Retailer 6
-
€850 EUR
$950 USD
View
Final sale: no returns
A
Retailer 7
-
€1,084 EUR
$1,211 USD
View
A
Retailer 8
-
€1,232 EUR
View
B+
Retailer 9
-
€1,465 EUR
A$2,518 AUD
View
B+
Retailer 10
-
€1,694 EUR
$1,892 USD
View
B+
Retailer 11
-
€1,968 EUR
$2,199 USD
View
B+
Retailer 12
-
€2,058 EUR
$2,299 USD
View
B+
Retailer 13
-
€2,878 EUR
$3,215 USD
View
B+
Retailer 14
-
€2,878 EUR
£2,532 GBP
View
B
Retailer 15
-
€2,990 EUR
$3,340 USD
View
Most Expensive
B
Do Amore Diamonds
27-074CFF6B2 · Nov 1
€5,075 EUR
$5,670 USD
View
15 more retailers have this diamond
Prices start from €572 EURSave up to €4,503 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
1.51ct Marquise
€572 EUR