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Marquise|Lab Grown|IGI

1.21ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG508137777

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG508137777

Diamond specifications and retailer prices

From €858 EUR
$959 USD
As of October 30, 2026
Save €737 EUR (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,801 EUR at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

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 LG508137777 or 508137777. Listed at 13 retailers as of October 28, 2026, with a 86% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle36.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508137777
Dimensions10.64 × 5.57 × 3.55 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.64 mm5.57 mm1.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508137777
Side View
Table 60.0%Crown 36.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,801 EUR|Low: €824 EUR|High: €3,424 EUR|Avg: €1,663 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8€858 EUR
Retailer 12€934 EUR
Retailer 3€961 EUR
Retailer 10€996 EUR
Retailer 9€1,047 EUR
Retailer 7€1,155 EUR
Retailer 2€1,536 EUR
Retailer 11€1,595 EUR
Retailer 6€2,147 EUR
Retailer 4€2,756 EUR
NZ Jewellers€2,801 EUR
Retailer 5€3,397 EUR

40 data points across 12 retailers

13 retailers€858 EUR to €1,595 EUR

B+
Cheapest Retailer
-
€858 EUR
$959 USD
B
Retailer 2
-
€934 EUR
$1,044 USD
View
B
Retailer 3
-
€961 EUR
$1,074 USD
View
Final sale: no returns
B
Retailer 4
-
€996 EUR
$1,113 USD
View
Retailer 5
-
€996 EUR
$1,113 USD
View
Price last confirmed 16 days ago
B
Retailer 6
-
€1,047 EUR
$1,170 USD
View
B
Retailer 7
-
€1,155 EUR
$1,290 USD
View
B
Retailer 8
-
€1,536 EUR
£1,351 GBP
View
B
Retailer 9
-
€1,595 EUR
$1,782 USD
View
Retailer 10
-
€2,147 EUR
$2,399 USD
View
Price under review
Retailer 11
-
€2,756 EUR
£2,424 GBP
View
Price under review
Most Expensive
NZ Jewellers
7973ec25-051b-4975-a6ab-fbd18b0b3e4a · Oct 31
€2,801 EUR
$3,129 USD
View
Price under review
11 more retailers have this diamond
Prices start from €858 EURSave up to €737 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
€858 EUR