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Heart|Lab Grown|IGI

1.25ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG838656459

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG838656459

Diamond specifications and retailer prices

From $189 USD
As of November 2, 2026
Save $969 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,158 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838656459 or 838656459. Listed at 19 retailers as of November 1, 2026, with prices from $189 to $1,158, a $969 spread on the same certified stone. Reve Diamonds lists it at $1,158. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838656459
Dimensions6.51 × 7.69 × 4.38 mm
L/W Ratio1.18
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
6.51 mm7.69 mm1.25 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838656459
Side View
Table 60.0%Crown 35.8°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 57.0%

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 2
Current: $612 USD|Low: $177 USD|High: $1,158 USD|Avg: $535 USD|-13.1%
Retailer 1
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Retailer 18
Reve Diamonds
November 2, 2026
Retailer 3$189 USD
Retailer 14$219 USD
Retailer 9$229 USD
Retailer 7$234 USD
Retailer 4$243 USD
Retailer 12$280 USD
Retailer 15$404 USD
Retailer 5$411 USD
Retailer 13$425 USD
Retailer 18$461 USD
Retailer 2$557 USD
Retailer 11$571 USD
Retailer 1$612 USD
Retailer 8$686 USD
Retailer 17$753 USD
Retailer 10$790 USD
Retailer 6$807 USD
Retailer 16$1,095 USD
Reve Diamonds$1,158 USD

31 data points across 19 retailers

19 retailers$189 USD to $1,158 USD

A
Cheapest Retailer
-
$189 USD
A
Retailer 2
-
$219 USD
View
Retailer 3
-
$229 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$234 USD
View
A
Retailer 5
-
$243 USD
View
Final sale: no returns
A
Retailer 6
-
$280 USD
£221 GBP
View
A
Retailer 7
-
$404 USD
ZAR 6,530 ZAR
View
A
Retailer 8
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$411 USD
View
A
Retailer 9
-
$425 USD
£335 GBP
View
A
Retailer 10
-
$461 USD
View
B+
Retailer 11
-
$557 USD
View
B+
Retailer 12
-
$571 USD
A$878 AUD
View
B+
Retailer 13
-
$612 USD
View
B+
Retailer 14
-
$686 USD
A$1,056 AUD
View
B
Retailer 15
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$753 USD
View
B
Retailer 16
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$790 USD
View
B
Retailer 17
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$807 USD
View
B
Retailer 18
-
$1,095 USD
£862 GBP
View
Most Expensive
B
Reve Diamonds
CED692F16 · Nov 1
$1,158 USD
View
18 more retailers have this diamond
Prices start from $189 USDSave up to $969 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
1.25ct Heart
$189 USD