Heart|Lab Grown|IGI

1.87ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG799644200

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG799644200

Diamond specifications and retailer prices

From $1,932 USD
As of October 26, 2026
Save $4,008 USD (67%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $5,940 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.87ct lab-grown heart diamond

This 1.87ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799644200 or 799644200. Listed at 2 retailers as of October 26, 2026, with prices from $1,932 to $5,940, a $4,008 spread on the same certified stone. Brilliant Earth lists it at $5,940. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799644200
Dimensions8.63 × 7.55 × 4.81 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
8.63 mm7.55 mm1.87 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799644200
Side View
Table 56.0%Crown 34.8°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 55.7%

Caratlytics Score

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

Last verified: Oct 26
Current: $5,940 USD|Low: $1,294 USD|High: $7,012 USD|Avg: $3,469 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 19, 2026
Retailer 8$1,294 USD
Retailer 4$1,377 USD
Retailer 2$1,932 USD
Retailer 7$1,995 USD
Retailer 10$2,808 USD
Retailer 11$3,043 USD
Retailer 5$3,091 USD
Retailer 6$3,605 USD
Retailer 9$5,822 USD
Brilliant Earth$5,940 USD
Retailer 3$7,012 USD

7 data points across 11 retailers

2 retailers$1,932 USD to $5,940 USD

B+
Cheapest Retailer
-
$1,932 USD
Most Expensive
B
Brilliant Earth
21411947Y · Oct 28
$5,940 USD
View
1 more retailer has this diamond
Prices start from $1,932 USDSave up to $4,008 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.

B+
1.87ct Heart
$1,932 USD