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Heart|Lab Grown|IGI

1.21ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG779610657

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG779610657

Diamond specifications and retailer prices

From €167 EUR
$187 USD
As of October 30, 2026
Save €802 EUR (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €970 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779610657 or 779610657. Listed at 13 retailers as of October 30, 2026, with prices from €167 to €970, a €802 spread on the same certified stone. MOH London lists it at €970. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779610657
Dimensions6.79 × 7.23 × 4.38 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.79 mm7.23 mm1.21 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779610657
Side View
Table 65.0%Crown 32.1°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.6%

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: Oct 30
Current: €970 EUR|Low: €160 EUR|High: €982 EUR|Avg: €466 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4€167 EUR
Retailer 5€208 EUR
Retailer 7€208 EUR
Retailer 6€365 EUR
Retailer 2€376 EUR
Retailer 9€400 EUR
Retailer 8€495 EUR
Retailer 3€670 EUR
Retailer 10€715 EUR
MOH London€970 EUR

44 data points across 10 retailers

13 retailers€167 EUR to €970 EUR

A
Cheapest Retailer
-
€167 EUR
$187 USD
A
Retailer 2
-
€194 EUR
$217 USD
View
Retailer 3
-
€205 EUR
$229 USD
View
Price last confirmed 36 days ago
Retailer 4
-
€208 EUR
$232 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€208 EUR
$232 USD
View
B+
Retailer 6
-
€365 EUR
$408 USD
View
B+
Retailer 7
-
€376 EUR
£331 GBP
View
B+
Retailer 8
-
€400 EUR
$447 USD
View
B+
Retailer 9
-
€495 EUR
$553 USD
View
B
Retailer 10
-
€667 EUR
$745 USD
View
B
Retailer 11
-
€670 EUR
$748 USD
View
Retailer 12
-
€715 EUR
$799 USD
View
Price last confirmed 13 days ago
Most Expensive
B
MOH London
LG779610657 · Nov 1
€970 EUR
£853 GBP
View
12 more retailers have this diamond
Prices start from €167 EURSave up to €802 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 Heart
€167 EUR