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Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG818657945

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818657945

Diamond specifications and retailer prices

From €207 EUR
$231 USD
As of October 30, 2026
Save €883 EUR (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,089 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818657945 or 818657945. Listed at 22 retailers as of October 30, 2026, with prices from €207 to €1,089, a €883 spread on the same certified stone. Reve Diamonds lists it at €1,089. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818657945
Dimensions10.50 × 5.48 × 3.39 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.50 mm5.48 mm1.20 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818657945
Side View
Table 58.0%Crown 37.3°Girdle: THK-VTKPavilion 37.1°Culet: NoneDepth 61.9%

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: €424 EUR|Low: €207 EUR|High: €933 EUR|Avg: €487 EUR|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 3€207 EUR
Retailer 5€230 EUR
Retailer 4€311 EUR
Retailer 8€376 EUR
Retailer 10€395 EUR
Retailer 1€424 EUR
Retailer 6€482 EUR
Retailer 11€563 EUR
Retailer 13€564 EUR
Retailer 2€593 EUR
Retailer 7€644 EUR
Retailer 9€653 EUR
Retailer 12€924 EUR

43 data points across 13 retailers

22 retailers€207 EUR to €1,089 EUR

Retailer 1
-
€178 EUR
$199 USD
Price last confirmed 29 days ago
A
Retailer 2
-
€207 EUR
$231 USD
View
Final sale: no returns
Retailer 3
-
€216 EUR
$241 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€230 EUR
$257 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
€264 EUR
HK$2,300 HKD
View
B+
Retailer 6
-
€311 EUR
$348 USD
View
A
Retailer 7
-
€376 EUR
View
A
Retailer 8
-
€389 EUR
$435 USD
View
A
Retailer 9
-
€395 EUR
ZAR 7,136 ZAR
View
A
Retailer 10
-
€424 EUR
£373 GBP
View
B+
Retailer 11
-
€482 EUR
A$828 AUD
View
B+
Retailer 12
-
€563 EUR
A$967 AUD
View
B+
Retailer 13
-
€564 EUR
$630 USD
View
B
Retailer 14
-
€593 EUR
$663 USD
View
B+
Retailer 15
-
€644 EUR
$720 USD
View
B+
Retailer 16
-
€653 EUR
A$1,122 AUD
View
Retailer 17
-
€740 EUR
$827 USD
View
Price last confirmed 31 days ago
B
Retailer 18
-
€749 EUR
SGD 1,131 SGD
View
B
Retailer 19
-
€785 EUR
$877 USD
View
B
Retailer 20
-
€788 EUR
$880 USD
View
B
Retailer 21
-
€924 EUR
£813 GBP
View
Most Expensive
B
Reve Diamonds
02ACDE5D5 · Oct 30
€1,089 EUR
$1,217 USD
View
21 more retailers have this diamond
Prices start from €207 EURSave up to €883 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
1.20ct Marquise
€207 EUR