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Marquise|Lab Grown|IGI

1.33ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG813651468

Certificate IGI LG813651468

Diamond specifications and retailer prices

From €1,489 EUR
$1,670 USD
As of November 2, 2026
Save €404 EUR (21%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €1,893 EUR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.33ct lab-grown marquise diamond

This 1.33ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813651468 or 813651468. Listed at 2 retailers as of October 31, 2026, with prices from €1,489 to €1,893, a €404 spread on the same certified stone. Blue Nile lists it at €1,893. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG813651468
Dimensions11.57 × 5.69 × 3.58 mm
L/W Ratio2.03
Top View
11.57 mm5.69 mm1.33 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813651468
Side View
Table 55.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: €1,893 EUR|Low: €1,489 EUR|High: €2,015 EUR|Avg: €1,822 EUR
Blue Nile
Retailer 2
September 28, 2026
Retailer 2€1,489 EUR
Blue Nile€1,893 EUR

2 data points across 2 retailers

2 retailers€1,489 EUR to €1,893 EUR

B+
Cheapest Retailer
-
€1,489 EUR
$1,670 USD
Most Expensive
B
Blue Nile
29886156 · Oct 31
€1,893 EUR
$2,123 USD
View
1 more retailer has this diamond
Prices start from €1,489 EURSave up to €404 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.

B+
1.33ct Marquise
€1,489 EUR