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Round|Lab Grown|IGI

1.21ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG470150718

Shape and cutting style on the report: Round brilliant

Certificate IGI LG470150718

Diamond specifications and retailer prices

From €364 EUR
$407 USD
As of October 30, 2026
Save €1,068 EUR (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,309 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG470150718 or 470150718. Listed at 10 retailers as of October 29, 2026, with a 293% 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
H
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG470150718
Dimensions6.89 × 6.83 × 4.20 mm
L/W Ratio1.01
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
6.89 mm6.83 mm1.21 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG470150718
Side View
Table 57.5%Crown 34.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.2%

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: €2,309 EUR|Low: €227 EUR|High: €2,309 EUR|Avg: €724 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 11€227 EUR
Retailer 7€364 EUR
Retailer 8€461 EUR
Retailer 9€529 EUR
Retailer 5€611 EUR
Retailer 10€744 EUR
Retailer 4€867 EUR
Retailer 6€990 EUR
Retailer 3€1,152 EUR
Retailer 2€1,432 EUR
Do Amore Diamonds€2,309 EUR

20 data points across 11 retailers

10 retailers€364 EUR to €1,432 EUR

A
Cheapest Retailer
-
€364 EUR
$407 USD
B+
Retailer 2
-
€461 EUR
$515 USD
View
B
Retailer 3
-
€529 EUR
$591 USD
View
B
Retailer 4
-
€611 EUR
ZAR 11,028 ZAR
View
B+
Retailer 5
-
€744 EUR
$832 USD
View
B
Retailer 6
-
€867 EUR
A$1,491 AUD
View
B
Retailer 7
-
€990 EUR
$1,106 USD
View
B
Retailer 8
-
€1,152 EUR
$1,287 USD
View
B
Retailer 9
-
€1,432 EUR
£1,260 GBP
View
Most Expensive
Do Amore Diamonds
27-54A1A685B · Nov 1
€2,309 EUR
$2,580 USD
View
Price under review
9 more retailers have this diamond
Prices start from €364 EURSave up to €1,068 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 Round
€364 EUR