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Marquise|Lab Grown|IGI

1.21ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG846666568

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846666568

Diamond specifications and retailer prices

From €172 EUR
As of November 6, 2026
Save €824 EUR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €996 EUR at MOH London · As of November 5, 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 LG846666568 or 846666568. Listed at 9 retailers as of November 5, 2026, with prices from €172 to €996, a €824 spread on the same certified stone. MOH London lists it at €996. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846666568
Dimensions10.73 × 5.58 × 3.56 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.73 mm5.58 mm1.21 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846666568
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 63.8%

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 6
Current: €996 EUR|Low: €172 EUR|High: €1,015 EUR|Avg: €529 EUR|-1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 4€172 EUR
Retailer 7€200 EUR
Retailer 2€253 EUR
Retailer 9€366 EUR
Retailer 10€502 EUR
Retailer 8€526 EUR
Retailer 6€687 EUR
Retailer 5€690 EUR
Retailer 3€750 EUR
MOH London€996 EUR

14 data points across 10 retailers

9 retailers€172 EUR to €996 EUR

A
Cheapest Retailer
-
€172 EUR
A
Retailer 2
-
€200 EUR
View
A
Retailer 3
-
€253 EUR
View
B+
Retailer 4
-
€502 EUR
View
B+
Retailer 5
-
€526 EUR
View
B+
Retailer 6
-
€687 EUR
View
B+
Retailer 7
-
€690 EUR
View
B
Retailer 8
-
€750 EUR
View
Most Expensive
B
MOH London
LG846666568 · Nov 5
€996 EUR
£876 GBP
View
8 more retailers have this diamond
Prices start from €172 EURSave up to €824 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
€172 EUR