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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 $267 AUD
As of November 4, 2026
Save $1,277 AUD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,544 AUD at MOH London · As of November 5, 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 November 4, 2026, with prices from $267 to $1,544, a $1,277 spread on the same certified stone. MOH London lists it at $1,544. 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
Colour
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: Nov 4
Current: $1,544 AUD|Low: $256 AUD|High: $1,567 AUD|Avg: $743 AUD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 4$267 AUD
Retailer 5$331 AUD
Retailer 7$331 AUD
Retailer 6$583 AUD
Retailer 2$594 AUD
Retailer 9$639 AUD
Retailer 8$790 AUD
Retailer 3$1,069 AUD
Retailer 10$1,141 AUD
MOH London$1,544 AUD

44 data points across 10 retailers

13 retailers$267 AUD to $1,544 AUD

A
Cheapest Retailer
-
$267 AUD
A
Retailer 2
-
$310 AUD
View
Retailer 3
-
$327 AUD
View
Price last confirmed 41 days ago
Retailer 4
-
$331 AUD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$331 AUD
View
B+
Retailer 6
-
$583 AUD
View
B+
Retailer 7
-
$594 AUD
View
B+
Retailer 8
-
$639 AUD
View
B
Retailer 9
-
$790 AUD
View
B
Retailer 10
-
$1,064 AUD
View
B
Retailer 11
-
$1,069 AUD
View
Retailer 12
-
$1,141 AUD
View
Price last confirmed 18 days ago
Most Expensive
B
MOH London
LG779610657 · Nov 5
$1,544 AUD
£851 GBP
View
12 more retailers have this diamond
Prices start from $267 AUDSave up to $1,277 AUD

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
$267 AUD