Marquise|Lab Grown|IGI

1.21ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG797658270

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797658270

Diamond specifications and retailer prices

From €286 EUR
$320 USD
As of November 1, 2026
Save €705 EUR (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €991 EUR at MOH London · As of November 1, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797658270 or 797658270. Listed at 5 retailers as of November 1, 2026, with prices from €286 to €991, a €705 spread on the same certified stone. MOH London lists it at €991. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797658270
Dimensions11.24 × 5.36 × 3.46 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.24 mm5.36 mm1.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797658270
Side View
Table 59.0%Crown 32.6°Girdle: MED-THKPavilion 42.2°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €991 EUR|Low: €286 EUR|High: €1,004 EUR|Avg: €551 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3€286 EUR
Retailer 5€414 EUR
Retailer 4€499 EUR
Retailer 2€589 EUR
MOH London€991 EUR

12 data points across 5 retailers

5 retailers€286 EUR to €991 EUR

B+
Cheapest Retailer
-
€286 EUR
$320 USD
A
Retailer 2
-
€414 EUR
$462 USD
View
B+
Retailer 3
-
€499 EUR
$558 USD
View
B+
Retailer 4
-
€589 EUR
A$1,012 AUD
View
Most Expensive
B
MOH London
LG797658270 · Nov 1
€991 EUR
£872 GBP
View
4 more retailers have this diamond
Prices start from €286 EURSave up to €705 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
€286 EUR