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Marquise|Lab Grown|IGI

1.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG794631143

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794631143

Diamond specifications and retailer prices

From €193 EUR
$216 USD
As of October 30, 2026
Save €1,615 EUR (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,808 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794631143 or 794631143. Listed at 22 retailers as of October 28, 2026, with prices from €193 to €1,808, a €1,615 spread on the same certified stone. Rare Carat lists it at €1,808. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794631143
Dimensions10.61 × 5.29 × 3.17 mm
L/W Ratio2.01
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
10.61 mm5.29 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794631143
Side View
Table 58.0%Crown 33.7°Girdle: STK-THKPavilion 38.2°Culet: NoneDepth 59.9%

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: €1,808 EUR|Low: €193 EUR|High: €2,470 EUR|Avg: €887 EUR
Rare Carat
Retailer 2
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Retailer 21
October 31, 2026
Retailer 20€193 EUR
Retailer 19€219 EUR
Retailer 5€240 EUR
Retailer 14€380 EUR
Retailer 18€411 EUR
Retailer 12€422 EUR
Retailer 2€446 EUR
Retailer 16€450 EUR
Retailer 15€513 EUR
Retailer 9€555 EUR
Retailer 7€691 EUR
Retailer 8€724 EUR
Retailer 10€732 EUR
Retailer 13€775 EUR
Retailer 4€820 EUR
Retailer 3€866 EUR
Retailer 21€1,115 EUR
Retailer 11€1,355 EUR
Retailer 17€1,405 EUR
Retailer 6€1,656 EUR
Rare Carat€1,808 EUR

35 data points across 21 retailers

22 retailers€193 EUR to €1,808 EUR

A
Cheapest Retailer
-
€193 EUR
$216 USD
A
Retailer 2
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€219 EUR
$245 USD
View
Final sale: no returns
A
Retailer 3
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€240 EUR
$268 USD
View
A
Retailer 4
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€380 EUR
$425 USD
View
A
Retailer 5
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€411 EUR
$459 USD
View
A
Retailer 6
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€422 EUR
$471 USD
View
A
Retailer 7
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€446 EUR
£392 GBP
View
A
Retailer 8
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€450 EUR
$503 USD
View
A
Retailer 9
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€513 EUR
$573 USD
View
A
Retailer 10
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€555 EUR
$620 USD
View
B+
Retailer 11
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€691 EUR
A$1,188 AUD
View
B+
Retailer 12
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€724 EUR
ZAR 13,073 ZAR
View
B+
Retailer 13
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€732 EUR
View
B+
Retailer 14
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€775 EUR
$866 USD
View
B+
Retailer 15
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€820 EUR
$916 USD
View
B+
Retailer 16
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€866 EUR
$967 USD
View
B
Retailer 17
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€1,061 EUR
$1,185 USD
View
B+
Retailer 18
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€1,115 EUR
$1,246 USD
View
B
Retailer 19
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€1,355 EUR
$1,514 USD
View
B
Retailer 20
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€1,405 EUR
$1,570 USD
View
B
Retailer 21
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€1,656 EUR
£1,457 GBP
View
Most Expensive
B
Rare Carat
A99365 · Oct 28
€1,808 EUR
$2,020 USD
View
21 more retailers have this diamond
Prices start from €193 EURSave up to €1,615 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
€193 EUR