Marquise|Lab Grown|IGI

1.01ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • IGI LG844626793

Certificate IGI LG844626793

Diamond specifications and retailer prices

From €767 EUR
$860 USD
As of November 2, 2026
2 retailers carry this diamond
Most expensive: €767 EUR at Brilliant Earth
View at Brilliant Earth

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG844626793 or 844626793. Listed at 2 retailers as of November 2, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
Polish
Symmetry
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG844626793
Dimensions10.86 × 5.29 × 3.20 mm
L/W Ratio2.05
Top View
10.86 mm5.29 mm1.01 ctF / SI1
OriginLab Grown
CutExcellent
FluorescenceNone
CertificateIGI LG844626793
Side View
Table 61.0%CrownGirdlePavilionCulet: NoneDepth 60.5%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 2
Current: €767 EUR|Low: €299 EUR|High: €767 EUR|Avg: €533 EUR
Brilliant Earth
Retailer 2
October 15, 2026
Retailer 2€299 EUR
Brilliant Earth€767 EUR

2 data points across 2 retailers

2 retailers

Retailer 1
-
€299 EUR
£264 GBP
Price last confirmed 18 days ago
Most Expensive
C
Brilliant Earth
21829970A · Nov 2
€767 EUR
$860 USD
View
1 more retailer has this diamond

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.

C
1.01ct Marquise
€767 EUR