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Heart|Lab Grown|IGI

1.51ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG808629874

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG808629874

Diamond specifications and retailer prices

From $323 USD
As of October 27, 2026
Save $2,547 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,870 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG808629874 or 808629874. Listed at 17 retailers as of October 27, 2026, with prices from $323 to $2,870, a $2,547 spread on the same certified stone. Do Amore Diamonds lists it at $2,870. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808629874
Dimensions8.04 × 7.11 × 3.00 mm
L/W Ratio1.13
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
8.04 mm7.11 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808629874
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 57.1%

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: Oct 27
Current: $2,870 USD|Low: $314 USD|High: $2,900 USD|Avg: $1,111 USD|+27.0%
Do Amore Diamonds
Retailer 2
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Retailer 19
October 29, 2026
Retailer 15$323 USD
Retailer 17$374 USD
Retailer 12$457 USD
Retailer 13$465 USD
Retailer 6$517 USD
Retailer 7$532 USD
Retailer 8$661 USD
Retailer 10$665 USD
Retailer 16$809 USD
Retailer 5$957 USD
Retailer 2$1,025 USD
Retailer 19$1,174 USD
Retailer 11$1,285 USD
Retailer 3$1,315 USD
Retailer 18$1,420 USD
Retailer 14$1,728 USD
Retailer 4$1,740 USD
Retailer 9$2,360 USD
Do Amore Diamonds$2,870 USD

29 data points across 19 retailers

17 retailers$323 USD to $2,870 USD

A
Cheapest Retailer
-
$323 USD
A
Retailer 2
-
$374 USD
View
A
Retailer 3
-
$457 USD
£360 GBP
View
A
Retailer 4
-
$465 USD
View
A
Retailer 5
-
$517 USD
View
A
Retailer 6
-
$532 USD
View
A
Retailer 7
-
$661 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$809 USD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$957 USD
View
A
Retailer 10
-
$1,025 USD
A$1,577 AUD
View
B+
Retailer 11
-
$1,174 USD
View
B+
Retailer 12
-
$1,315 USD
CA$1,827 CAD
View
B+
Retailer 13
-
$1,420 USD
View
B+
Retailer 14
-
$1,728 USD
£1,361 GBP
View
B+
Retailer 15
-
$1,740 USD
View
B
Retailer 16
-
$2,360 USD
A$3,630 AUD
View
Price last confirmed 26 days ago
Most Expensive
B
Do Amore Diamonds
27-43E08449F · Oct 29
$2,870 USD
View
16 more retailers have this diamond
Prices start from $323 USDSave up to $2,547 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
1.51ct Heart
$323 USD