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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 $2,078 NZD
$1,167 USD
As of October 26, 2026
Save $6,593 NZD (76%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $8,671 NZD 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 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 $2,078 to $8,671, a $6,593 spread on the same certified stone. Brilliant Earth lists it at $8,671. 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
Colour
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: $8,671 NZD|Low: $1,859 NZD|High: $8,956 NZD|Avg: $4,577 NZD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 19, 2026
Retailer 2$2,078 NZD
Retailer 5$3,261 NZD
Retailer 4$4,109 NZD
Retailer 3$4,666 NZD
Brilliant Earth$8,671 NZD

7 data points across 5 retailers

2 retailers$2,078 NZD to $8,671 NZD

A
Cheapest Retailer
-
$2,078 NZD
$1,167 USD
Most Expensive
B
Brilliant Earth
21409623Y · Oct 28
$8,671 NZD
$4,870 USD
View
1 more retailer has this diamond
Prices start from $2,078 NZDSave up to $6,593 NZD

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
$2,078 NZD