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Heart|Lab Grown|IGI

1.21ct D VS2 Heart Lab Grown Diamond

EX • D/VS2 • IGI LG753508099

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG753508099

Diamond specifications and retailer prices

From $310 USD
As of October 30, 2026
Save $770 USD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,080 USD at MOH London · As of October 29, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG753508099 or 753508099. Listed at 12 retailers as of October 29, 2026, with prices from $310 to $1,080, a $770 spread on the same certified stone. MOH London lists it at $1,080. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG753508099
Dimensions6.84 × 6.84 × 4.23 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.84 mm6.84 mm1.21 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG753508099
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 56.8%

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: $1,080 USD|Low: $310 USD|High: $1,107 USD|Avg: $643 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8$310 USD
Retailer 11$320 USD
Retailer 2$415 USD
Retailer 6$434 USD
Retailer 3$545 USD
Retailer 4$548 USD
Retailer 7$744 USD
Retailer 5$760 USD
Retailer 10$768 USD
Retailer 9$792 USD
MOH London$1,080 USD

44 data points across 11 retailers

12 retailers$310 USD to $1,080 USD

B+
Cheapest Retailer
-
$310 USD
A
Retailer 2
-
$320 USD
HK$2,500 HKD
View
A
Retailer 3
-
$415 USD
£327 GBP
View
B+
Retailer 4
-
$434 USD
€413 EUR
View
B+
Retailer 5
-
$447 USD
View
B+
Retailer 6
-
$548 USD
View
B+
Retailer 7
-
$744 USD
A$1,144 AUD
View
B+
Retailer 8
-
$760 USD
View
B
Retailer 9
-
$768 USD
View
B
Retailer 10
-
$792 USD
View
B
Retailer 11
-
$835 USD
CA$1,159 CAD
View
Most Expensive
B
MOH London
LG753508099 · Oct 29
$1,080 USD
£850 GBP
View
11 more retailers have this diamond
Prices start from $310 USDSave up to $770 USD

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
$310 USD