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 €173 EUR
$194 USD
As of October 30, 2026
Save €833 EUR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,005 EUR at MOH London · As of October 25, 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 October 25, 2026, with prices from €173 to €1,005, a €833 spread on the same certified stone. MOH London lists it at €1,005. 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
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,005 EUR|Low: €173 EUR|High: €1,010 EUR|Avg: €542 EUR|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 6€173 EUR
Retailer 5€201 EUR
Retailer 3€258 EUR
Retailer 7€365 EUR
Retailer 8€500 EUR
Retailer 4€691 EUR
Retailer 2€693 EUR
Retailer 9€754 EUR
MOH London€1,005 EUR

8 data points across 9 retailers

9 retailers€173 EUR to €1,005 EUR

A
Cheapest Retailer
-
€173 EUR
$194 USD
A
Retailer 2
-
€201 EUR
$225 USD
View
A
Retailer 3
-
€258 EUR
£228 GBP
View
A
Retailer 4
-
€365 EUR
View
B+
Retailer 5
-
€500 EUR
$561 USD
View
B+
Retailer 6
-
€691 EUR
$775 USD
View
B+
Retailer 7
-
€693 EUR
$777 USD
View
B
Retailer 8
-
€754 EUR
$846 USD
View
Most Expensive
B
MOH London
LG846666568 · Oct 25
€1,005 EUR
£888 GBP
View
8 more retailers have this diamond
Prices start from €173 EURSave up to €833 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
€173 EUR