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Marquise|Lab Grown|IGI

1.21ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG794610778

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794610778

Diamond specifications and retailer prices

From €181 EUR
$203 USD
As of October 30, 2026
Save €881 EUR (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,062 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG794610778 or 794610778. Listed at 21 retailers as of October 29, 2026, with prices from €181 to €1,062, a €881 spread on the same certified stone. MOH London lists it at €1,062. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794610778
Dimensions10.59 × 5.82 × 3.53 mm
L/W Ratio1.82
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.59 mm5.82 mm1.21 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794610778
Side View
Table 59.0%Crown 31.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.7%

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: €1,062 EUR|Low: €173 EUR|High: €1,069 EUR|Avg: €516 EUR|-0.6%
MOH London
Retailer 2
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Retailer 21
October 31, 2026
Retailer 19€181 EUR
Retailer 18€202 EUR
Retailer 9€211 EUR
Retailer 4€225 EUR
Retailer 14€226 EUR
Retailer 10€382 EUR
Retailer 6€390 EUR
Retailer 11€394 EUR
Retailer 2€413 EUR
Retailer 15€468 EUR
Retailer 16€509 EUR
Retailer 8€552 EUR
Retailer 13€585 EUR
Retailer 7€588 EUR
Retailer 5€612 EUR
Retailer 12€726 EUR
Retailer 20€731 EUR
Retailer 3€770 EUR
Retailer 21€772 EUR
Retailer 17€829 EUR
MOH London€1,062 EUR

32 data points across 21 retailers

21 retailers€181 EUR to €1,062 EUR

A
Cheapest Retailer
-
€181 EUR
$203 USD
A
Retailer 2
-
€202 EUR
$227 USD
View
Final sale: no returns
A
Retailer 3
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€211 EUR
$237 USD
View
A
Retailer 4
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€225 EUR
$252 USD
View
A
Retailer 5
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€226 EUR
$253 USD
View
Retailer 6
-
€382 EUR
ZAR 6,920 ZAR
View
Price last confirmed 10 days ago
A
Retailer 7
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€390 EUR
$437 USD
View
A
Retailer 8
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€394 EUR
$442 USD
View
A
Retailer 9
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€413 EUR
£365 GBP
View
B+
Retailer 10
-
€468 EUR
A$808 AUD
View
B+
Retailer 11
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€509 EUR
$571 USD
View
B+
Retailer 12
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€552 EUR
A$953 AUD
View
B+
Retailer 13
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€585 EUR
$656 USD
View
B+
Retailer 14
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€588 EUR
$660 USD
View
B+
Retailer 15
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€612 EUR
A$1,056 AUD
View
B+
Retailer 16
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€726 EUR
$814 USD
View
B+
Retailer 17
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€731 EUR
SGD 1,108 SGD
View
B+
Retailer 18
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€770 EUR
$864 USD
View
B
Retailer 19
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€772 EUR
$866 USD
View
B
Retailer 20
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€829 EUR
$930 USD
View
Most Expensive
B
MOH London
LG794610778 · Oct 29
€1,062 EUR
£938 GBP
View
20 more retailers have this diamond
Prices start from €181 EURSave up to €881 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
1.21ct Marquise
€181 EUR