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Heart|Lab Grown|IGI

1.25ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG669426987

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG669426987

Diamond specifications and retailer prices

From $234 USD
As of November 4, 2026
Save $1,067 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,301 USD at Reve Diamonds · As of November 4, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG669426987 or 669426987. Listed at 21 retailers as of November 4, 2026, with prices from $234 to $1,301, a $1,067 spread on the same certified stone. Reve Diamonds lists it at $1,301. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669426987
Dimensions6.49 × 7.43 × 4.34 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
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
6.49 mm7.43 mm1.25 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669426987
Side View
Table 63.0%Crown 34.5°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 58.4%

Caratlytics Score

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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: $541 USD|Low: $222 USD|High: $1,301 USD|Avg: $644 USD|+4.6%
Retailer 1
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Retailer 18
Reve Diamonds
November 5, 2026
Retailer 18$234 USD
Retailer 16$260 USD
Retailer 8$271 USD
Retailer 4$290 USD
Retailer 6$290 USD
Retailer 5$491 USD
Retailer 13$500 USD
Retailer 17$503 USD
Retailer 3$531 USD
Retailer 1$541 USD
Retailer 12$709 USD
Retailer 9$850 USD
Retailer 15$870 USD
Retailer 2$931 USD
Retailer 11$935 USD
Retailer 7$983 USD
Retailer 10$1,034 USD
Retailer 14$1,160 USD
Reve Diamonds$1,301 USD

46 data points across 19 retailers

21 retailers$234 USD to $1,301 USD

A
Cheapest Retailer
-
$234 USD
A
Retailer 2
-
$260 USD
View
Final sale: no returns
A
Retailer 3
-
$271 USD
View
A
Retailer 4
-
$290 USD
View
Retailer 5
-
$290 USD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
$491 USD
View
B+
Retailer 7
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$500 USD
View
B+
Retailer 8
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$503 USD
View
B+
Retailer 9
-
$531 USD
View
B+
Retailer 10
-
$541 USD
View
Retailer 11
-
$697 USD
View
Price last confirmed 39 days ago
B+
Retailer 12
-
$709 USD
View
B
Retailer 13
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$769 USD
View
Retailer 14
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$850 USD
View
Price last confirmed 11 days ago
B
Retailer 15
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$870 USD
View
B
Retailer 16
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$931 USD
View
B
Retailer 17
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$935 USD
View
B
Retailer 18
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$983 USD
View
B
Retailer 19
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$1,055 USD
View
B
Retailer 20
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$1,160 USD
View
Most Expensive
B
Reve Diamonds
CABFF16EE · Nov 4
$1,301 USD
View
20 more retailers have this diamond
Prices start from $234 USDSave up to $1,067 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
$234 USD