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Marquise|Lab Grown|IGI

1.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG788621212

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788621212

Diamond specifications and retailer prices

From €461 EUR
$515 USD
As of October 30, 2026
Save €2,009 EUR (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €2,470 EUR at Brilliant Earth · As of October 30, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788621212 or 788621212. Listed at 20 retailers as of October 30, 2026, with prices from €461 to €2,470, a €2,009 spread on the same certified stone. Brilliant Earth lists it at €2,470. 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 angle37.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621212
Dimensions10.12 × 5.41 × 3.33 mm
L/W Ratio1.87
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
10.12 mm5.41 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621212
Side View
Table 63.0%Crown 37.2°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
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: €2,470 EUR|Low: €396 EUR|High: €2,470 EUR|Avg: €1,006 EUR
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
October 31, 2026
Retailer 15€413 EUR
Retailer 6€461 EUR
Retailer 3€511 EUR
Retailer 12€511 EUR
Retailer 11€591 EUR
Retailer 14€687 EUR
Retailer 5€705 EUR
Retailer 2€847 EUR
Retailer 10€879 EUR
Retailer 13€1,187 EUR
Retailer 8€1,335 EUR
Retailer 4€1,353 EUR
Retailer 7€1,487 EUR
Retailer 9€1,888 EUR
Brilliant Earth€2,470 EUR

45 data points across 15 retailers

20 retailers€461 EUR to €2,470 EUR

Retailer 1
-
€413 EUR
$461 USD
Price last confirmed 23 days ago
A
Retailer 2
-
€461 EUR
$515 USD
View
Final sale: no returns
Retailer 3
-
€462 EUR
$516 USD
View
Price last confirmed 16 days ago
Retailer 4
-
€511 EUR
$571 USD
View
Price last confirmed 15 days ago
Retailer 5
-
€511 EUR
$571 USD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
€589 EUR
$658 USD
View
B+
Retailer 7
-
€591 EUR
$660 USD
View
B+
Retailer 8
-
€687 EUR
$768 USD
View
B+
Retailer 9
-
€705 EUR
$788 USD
View
B+
Retailer 10
-
€847 EUR
£745 GBP
View
B+
Retailer 11
-
€879 EUR
ZAR 15,858 ZAR
View
B
Retailer 12
-
€1,187 EUR
$1,326 USD
View
B+
Retailer 13
-
€1,335 EUR
View
B
Retailer 14
-
€1,353 EUR
SGD 2,043 SGD
View
B
Retailer 15
-
€1,487 EUR
£1,308 GBP
View
Retailer 16
-
€1,643 EUR
$1,836 USD
View
Price last confirmed 31 days ago
B
Retailer 17
-
€1,671 EUR
$1,867 USD
View
B
Retailer 18
-
€1,813 EUR
$2,025 USD
View
B
Retailer 19
-
€1,888 EUR
£1,661 GBP
View
Most Expensive
B
Brilliant Earth
20045951A · Oct 30
€2,470 EUR
$2,760 USD
View
19 more retailers have this diamond
Prices start from €461 EURSave up to €2,009 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
€461 EUR