Heart|Lab Grown|IGI

1.21ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG823696106

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823696106

Diamond specifications and retailer prices

From $506 USD
A$778 AUD
As of November 2, 2026
3 retailers carry this diamond
Most expensive: $506 USD at GemTrove
View at GemTrove

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823696106 or 823696106. Listed at 3 retailers as of November 2, 2026. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823696106
Dimensions6.66 × 7.22 × 4.46 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.66 mm7.22 mm1.21 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823696106
Side View
Table 57.0%Crown 32.4°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $506 USD|Low: $256 USD|High: $800 USD|Avg: $511 USD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 4$256 USD
Retailer 9$308 USD
Retailer 8$350 USD
Retailer 11$364 USD
Retailer 7$381 USD
Retailer 2$393 USD
Retailer 13$435 USD
GemTrove$506 USD
Retailer 10$582 USD
Retailer 12$744 USD
Retailer 5$744 USD
Retailer 3$785 USD
Retailer 6$800 USD

5 data points across 13 retailers

3 retailers

Retailer 1
-
$256 USD
HK$2,000 HKD
Price last confirmed 59 days ago
Retailer 2
-
$350 USD
A$539 AUD
View
Price last confirmed 61 days ago
Most Expensive
B+
GemTrove
GT-L-01120937-98 · Nov 2
$506 USD
A$778 AUD
View
2 more retailers have this diamond

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 Heart
$506 USD