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Marquise|Lab Grown|IGI

1.21ct F VVS2 Marquise Lab Grown Diamond

EX • F/VVS2 • IGI LG823644593

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823644593

Diamond specifications and retailer prices

From $191 USD
As of November 2, 2026
Save $914 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,105 USD at MOH London · As of November 2, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823644593 or 823644593. Listed at 14 retailers as of November 2, 2026, with prices from $191 to $1,105, a $914 spread on the same certified stone. MOH London lists it at $1,105. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823644593
Dimensions11.02 × 5.55 × 3.46 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.02 mm5.55 mm1.21 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG823644593
Side View
Table 57.0%Crown 34.7°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 62.3%

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: Nov 2
Current: $1,105 USD|Low: $183 USD|High: $1,119 USD|Avg: $454 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 7$191 USD
Retailer 11$221 USD
Retailer 3$236 USD
Retailer 8$236 USD
Retailer 4$263 USD
Retailer 5$408 USD
Retailer 10$413 USD
Retailer 2$430 USD
Retailer 9$760 USD
Retailer 6$762 USD
MOH London$1,105 USD

44 data points across 11 retailers

14 retailers$191 USD to $1,105 USD

A
Cheapest Retailer
-
$191 USD
A
Retailer 2
-
$221 USD
View
Retailer 3
-
$236 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$236 USD
View
A
Retailer 5
-
$263 USD
£207 GBP
View
A
Retailer 6
-
$408 USD
ZAR 6,591 ZAR
View
A
Retailer 7
-
$413 USD
View
A
Retailer 8
-
$430 USD
£339 GBP
View
A
Retailer 9
-
$467 USD
View
B+
Retailer 10
-
$715 USD
View
B+
Retailer 11
-
$760 USD
View
B+
Retailer 12
-
$762 USD
View
B
Retailer 13
-
$814 USD
View
Most Expensive
B
MOH London
LG823644593 · Nov 2
$1,105 USD
£870 GBP
View
13 more retailers have this diamond
Prices start from $191 USDSave up to $914 USD

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
$191 USD