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Heart|Lab Grown|IGI

1.87ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG617498177

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG617498177

Diamond specifications and retailer prices

From $1,167 USD
As of October 26, 2026
Save $1,903 USD (62%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,070 USD at Brilliant Earth · As of October 30, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG617498177 or 617498177. Listed at 2 retailers as of October 26, 2026, with prices from $1,167 to $3,070, a $1,903 spread on the same certified stone. Brilliant Earth lists it at $3,070. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617498177
Dimensions8.66 × 7.52 × 5.09 mm
L/W Ratio1.15
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
8.66 mm7.52 mm1.87 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617498177
Side View
Table 58.0%Crown 36.3°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 58.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: $3,070 USD|Low: $1,044 USD|High: $5,030 USD|Avg: $2,524 USD|-39.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2$1,167 USD
Retailer 5$1,832 USD
Retailer 4$2,308 USD
Retailer 3$2,621 USD
Brilliant Earth$3,070 USD

8 data points across 5 retailers

2 retailers$1,167 USD to $3,070 USD

A
Cheapest Retailer
-
$1,167 USD
Most Expensive
B
Brilliant Earth
21409623Y · Oct 30
$3,070 USD
View
1 more retailer has this diamond
Prices start from $1,167 USDSave up to $1,903 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
1.87ct Heart
$1,167 USD