Marquise|Lab Grown|IGI

1.27ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG818660603

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818660603

Diamond specifications and retailer prices

From €197 EUR
$220 USD
As of October 30, 2026
Save €928 EUR (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,414 EUR at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.27ct lab-grown marquise diamond

This 1.27ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818660603 or 818660603. Listed at 24 retailers as of October 30, 2026, with a 471% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818660603
Dimensions11.65 × 5.56 × 3.47 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.65 mm5.56 mm1.27 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818660603
Side View
Table 61.0%Crown 36.9°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €394 EUR|Low: €189 EUR|High: €1,125 EUR|Avg: €514 EUR
Retailer 1
Retailer 2
Retailer 3
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
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Retailer 18
October 31, 2026
Retailer 6€197 EUR
Retailer 4€219 EUR
Retailer 9€228 EUR
Retailer 7€243 EUR
Retailer 10€243 EUR
Retailer 2€300 EUR
Retailer 13€329 EUR
Retailer 1€394 EUR
Retailer 15€419 EUR
Retailer 11€453 EUR
Retailer 12€505 EUR
Retailer 16€596 EUR
Retailer 3€635 EUR
Retailer 8€784 EUR
Retailer 18€797 EUR
Retailer 14€922 EUR
Retailer 17€979 EUR
Retailer 5€1,125 EUR

39 data points across 18 retailers

24 retailers€197 EUR to €1,125 EUR

A
Cheapest Retailer
-
€197 EUR
$220 USD
A
Retailer 2
-
€219 EUR
$245 USD
View
Final sale: no returns
A
Retailer 3
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€228 EUR
$255 USD
View
A
Retailer 4
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€243 EUR
$272 USD
View
A
Retailer 5
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€243 EUR
$272 USD
View
Retailer 6
-
€300 EUR
£264 GBP
View
Price last confirmed 15 days ago
B+
Retailer 7
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€329 EUR
$368 USD
View
A
Retailer 8
-
€394 EUR
View
A
Retailer 9
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€419 EUR
ZAR 7,563 ZAR
View
A
Retailer 10
-
€453 EUR
£399 GBP
View
Retailer 11
-
€500 EUR
$559 USD
View
Price last confirmed 8 days ago
A
Retailer 12
-
€505 EUR
A$868 AUD
View
B+
Retailer 13
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€546 EUR
$610 USD
View
B+
Retailer 14
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€596 EUR
A$1,025 AUD
View
B+
Retailer 15
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€635 EUR
$709 USD
View
B+
Retailer 16
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€784 EUR
$876 USD
View
B+
Retailer 17
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€797 EUR
$890 USD
View
B+
Retailer 18
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€831 EUR
$929 USD
View
B+
Retailer 19
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€839 EUR
$937 USD
View
B
Retailer 20
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€922 EUR
A$1,584 AUD
View
B
Retailer 21
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€955 EUR
£840 GBP
View
B
Retailer 22
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€979 EUR
£861 GBP
View
B
Retailer 23
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€1,125 EUR
$1,257 USD
View
Most Expensive
Brilliant Earth
20905909A · Sep 28
€1,414 EUR
$1,580 USD
View
Price last confirmed 33 days ago
23 more retailers have this diamond
Prices start from €197 EURSave up to €928 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
1.27ct Marquise
€197 EUR