Marquise|Lab Grown|IGI

1.21ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG852648471

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG852648471

Diamond specifications and retailer prices

From €481 EUR
$539 USD
As of October 31, 2026
Save €1,509 EUR (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,990 EUR at With Clarity · As of October 31, 2026
View at With Clarity

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 LG852648471 or 852648471. Listed at 6 retailers as of October 31, 2026, with prices from €481 to €1,990, a €1,509 spread on the same certified stone. With Clarity lists it at €1,990. 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 angle35.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852648471
Dimensions10.80 × 5.49 × 3.47 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.80 mm5.49 mm1.21 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG852648471
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 63.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €481 EUR|Low: €481 EUR|High: €1,990 EUR|Avg: €1,198 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
October 31, 2026
Retailer 1€481 EUR
Retailer 3€734 EUR
Retailer 4€835 EUR
Retailer 2€883 EUR
Retailer 5€1,747 EUR
With Clarity€1,990 EUR

2 data points across 6 retailers

6 retailers€481 EUR to €1,990 EUR

Cheapest Retailer
-
€481 EUR
$539 USD
B+
Retailer 2
-
€734 EUR
$823 USD
View
B
Retailer 3
-
€835 EUR
$937 USD
View
B
Retailer 4
-
€883 EUR
£780 GBP
View
B
Retailer 5
-
€1,747 EUR
$1,960 USD
View
Most Expensive
B
With Clarity
852648471 · Oct 31
€1,990 EUR
$2,232 USD
View
5 more retailers have this diamond
Prices start from €481 EURSave up to €1,509 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.

B+
1.21ct Marquise
€481 EUR