Heart|Lab Grown|IGI

1.23ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG830603675

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830603675

Diamond specifications and retailer prices

From $239 USD
As of November 4, 2026
Save $911 USD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,150 USD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct 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 LG830603675 or 830603675. Listed at 14 retailers as of November 4, 2026, with prices from $239 to $1,150, a $911 spread on the same certified stone. Reve Diamonds lists it at $1,150. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830603675
Dimensions7.42 × 6.49 × 4.22 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.42 mm6.49 mm1.23 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830603675
Side View
Table 62.0%Crown 33.2°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 56.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $414 USD|Low: $222 USD|High: $1,150 USD|Avg: $577 USD|+8.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 5, 2026
Retailer 4$222 USD
Retailer 9$239 USD
Retailer 7$398 USD
Retailer 10$406 USD
Retailer 1$414 USD
Retailer 3$447 USD
Retailer 6$562 USD
Retailer 5$602 USD
Retailer 12$672 USD
Retailer 2$790 USD
Retailer 11$796 USD
Retailer 8$1,079 USD
Reve Diamonds$1,150 USD

41 data points across 13 retailers

14 retailers$239 USD to $1,150 USD

Retailer 1
-
$208 USD
Price last confirmed 37 days ago
Retailer 2
-
$219 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$239 USD
View
Final sale: no returns
A
Retailer 4
-
$398 USD
View
A
Retailer 5
-
$406 USD
View
B+
Retailer 6
-
$414 USD
View
B+
Retailer 7
-
$447 USD
View
B+
Retailer 8
-
$562 USD
View
B+
Retailer 9
-
$602 USD
View
Retailer 10
-
$672 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$790 USD
View
B
Retailer 12
-
$796 USD
View
B
Retailer 13
-
$1,079 USD
View
Most Expensive
B
Reve Diamonds
7C60608DB · Nov 4
$1,150 USD
View
13 more retailers have this diamond
Prices start from $239 USDSave up to $911 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
1.23ct Heart
$239 USD