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Marquise|Lab Grown|IGI

1.03ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG628401222

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG628401222

Diamond specifications and retailer prices

From €199 EUR
$222 USD
As of October 30, 2026
Save €1,475 EUR (88%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €1,674 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise 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 LG628401222 or 628401222. Listed at 27 retailers as of October 30, 2026, with prices from €199 to €1,674, a €1,475 spread on the same certified stone. Do Amore Diamonds lists it at €1,674. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628401222
Dimensions11.00 × 5.12 × 3.25 mm
L/W Ratio2.15
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
11.00 mm5.12 mm1.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628401222
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.5%

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: €1,674 EUR|Low: €175 EUR|High: €1,674 EUR|Avg: €666 EUR
Do Amore Diamonds
Retailer 2
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Retailer 20
October 31, 2026
Retailer 10€175 EUR
Retailer 18€199 EUR
Retailer 6€217 EUR
Retailer 5€338 EUR
Retailer 17€344 EUR
Retailer 8€405 EUR
Retailer 14€405 EUR
Retailer 16€411 EUR
Retailer 3€430 EUR
Retailer 2€443 EUR
Retailer 11€515 EUR
Retailer 20€699 EUR
Retailer 12€829 EUR
Retailer 7€923 EUR
Retailer 19€953 EUR
Retailer 9€954 EUR
Retailer 15€964 EUR
Retailer 4€1,055 EUR
Retailer 13€1,226 EUR
Do Amore Diamonds€1,674 EUR

42 data points across 20 retailers

27 retailers€199 EUR to €1,674 EUR

Retailer 1
-
€175 EUR
$195 USD
Price last confirmed 23 days ago
A
Retailer 2
-
€199 EUR
$222 USD
View
Final sale: no returns
Retailer 3
-
€208 EUR
$232 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€217 EUR
$242 USD
View
Price last confirmed 23 days ago
Retailer 5
-
€217 EUR
$242 USD
View
Price last confirmed 21 days ago
Retailer 6
-
€241 EUR
$269 USD
View
Price last confirmed 33 days ago
Retailer 7
-
€254 EUR
$284 USD
View
Price last confirmed 33 days ago
A
Retailer 8
-
€338 EUR
$378 USD
View
A
Retailer 9
-
€344 EUR
HK$3,000 HKD
View
A
Retailer 10
-
€405 EUR
$452 USD
View
A
Retailer 11
-
€405 EUR
View
A
Retailer 12
-
€411 EUR
ZAR 7,415 ZAR
View
A
Retailer 13
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€430 EUR
$480 USD
View
A
Retailer 14
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€443 EUR
£390 GBP
View
Retailer 15
-
€515 EUR
$576 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
€699 EUR
$781 USD
View
B+
Retailer 17
-
€769 EUR
$859 USD
View
Retailer 18
-
€769 EUR
$859 USD
View
Price last confirmed 21 days ago
B+
Retailer 19
-
€829 EUR
SGD 1,251 SGD
View
Retailer 20
-
€914 EUR
$1,021 USD
View
Price last confirmed 31 days ago
B
Retailer 21
-
€923 EUR
$1,031 USD
View
B+
Retailer 22
-
€953 EUR
$1,065 USD
View
Retailer 23
-
€954 EUR
A$1,639 AUD
View
Price last confirmed 23 days ago
B+
Retailer 24
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€964 EUR
£848 GBP
View
B
Retailer 25
-
€1,055 EUR
$1,179 USD
View
B
Retailer 26
-
€1,226 EUR
$1,370 USD
View
Most Expensive
B
Do Amore Diamonds
27-AE3709F7E · Oct 31
€1,674 EUR
$1,870 USD
View
26 more retailers have this diamond
Prices start from €199 EURSave up to €1,475 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
1.03ct Marquise
€199 EUR