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Marquise|Lab Grown|IGI

1.03ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG811619694

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811619694

Diamond specifications and retailer prices

From €226 EUR
$253 USD
As of November 2, 2026
Save €1,228 EUR (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,453 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811619694 or 811619694. Listed at 24 retailers as of October 31, 2026, with prices from €226 to €1,453, a €1,228 spread on the same certified stone. Brilliant Earth lists it at €1,453. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619694
Dimensions10.43 × 5.27 × 3.30 mm
L/W Ratio1.98
Girdle conditionFaceted
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
10.43 mm5.27 mm1.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619694
Side View
Table 58.0%Crown 34.3°Girdle: THN-STKPavilion 40.5°Culet: NoneDepth 62.6%

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: Nov 2
Current: €1,453 EUR|Low: €217 EUR|High: €2,229 EUR|Avg: €701 EUR|-34.8%
Brilliant Earth
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
Retailer 17
Retailer 18
November 2, 2026
Retailer 5€226 EUR
Retailer 18€261 EUR
Retailer 3€279 EUR
Retailer 4€279 EUR
Retailer 2€288 EUR
Retailer 8€376 EUR
Retailer 17€379 EUR
Retailer 12€482 EUR
Retailer 15€508 EUR
Retailer 11€528 EUR
Retailer 14€538 EUR
Retailer 16€680 EUR
Retailer 7€707 EUR
Retailer 6€898 EUR
Retailer 10€1,087 EUR
Retailer 13€1,120 EUR
Retailer 9€1,294 EUR
Brilliant Earth€1,453 EUR

38 data points across 18 retailers

24 retailers€226 EUR to €1,453 EUR

A
Cheapest Retailer
-
€226 EUR
$253 USD
A
Retailer 2
-
€252 EUR
$283 USD
View
Final sale: no returns
A
Retailer 3
-
€261 EUR
$293 USD
View
Retailer 4
-
€279 EUR
$313 USD
View
Price last confirmed 8 days ago
A
Retailer 5
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€279 EUR
$313 USD
View
A
Retailer 6
-
€288 EUR
£254 GBP
View
A
Retailer 7
-
€376 EUR
$422 USD
View
A
Retailer 8
-
€379 EUR
$425 USD
View
A
Retailer 9
-
€482 EUR
ZAR 8,741 ZAR
View
A
Retailer 10
-
€498 EUR
$558 USD
View
A
Retailer 11
-
€508 EUR
View
A
Retailer 12
-
€522 EUR
$586 USD
View
A
Retailer 13
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€528 EUR
£466 GBP
View
A
Retailer 14
-
€538 EUR
A$928 AUD
View
B+
Retailer 15
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€680 EUR
A$1,173 AUD
View
B+
Retailer 16
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€707 EUR
$793 USD
View
B+
Retailer 17
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€751 EUR
SGD 1,139 SGD
View
B+
Retailer 18
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€898 EUR
$1,007 USD
View
B
Retailer 19
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€944 EUR
$1,059 USD
View
B
Retailer 20
-
€1,087 EUR
£960 GBP
View
B+
Retailer 21
-
€1,120 EUR
£989 GBP
View
B
Retailer 22
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€1,214 EUR
$1,362 USD
View
Retailer 23
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€1,294 EUR
A$2,233 AUD
View
Price last confirmed 28 days ago
Most Expensive
B
Brilliant Earth
20986856A · Oct 31
€1,453 EUR
$1,630 USD
View
23 more retailers have this diamond
Prices start from €226 EURSave up to €1,228 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
€226 EUR