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Heart|Lab Grown|IGI

1.66ct E VS2 Heart Lab Grown Diamond

EX • E/VS2 • IGI LG754558633

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG754558633

Diamond specifications and retailer prices

From $386 NZD
$217 USD
As of November 2, 2026
Save $1,612 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,998 NZD at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.66ct lab-grown heart diamond

This 1.66ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754558633 or 754558633. Listed at 12 retailers as of November 1, 2026, with prices from $386 to $1,998, a $1,612 spread on the same certified stone. With Clarity lists it at $1,998. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle43.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754558633
Dimensions7.42 × 8.03 × 4.90 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm8.03 mm1.66 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754558633
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 43.3°Culet: NoneDepth 61.0%

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 2
Current: $1,914 NZD|Low: $373 NZD|High: $2,088 NZD|Avg: $1,350 NZD|-5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
November 1, 2026
Retailer 12$386 NZD
Retailer 9$448 NZD
Retailer 7$561 NZD
Retailer 6$799 NZD
Retailer 3$911 NZD
Retailer 11$1,073 NZD
Retailer 5$1,333 NZD
Retailer 2$1,536 NZD
Retailer 8$1,541 NZD
Retailer 4$1,663 NZD
Retailer 10$1,735 NZD
Retailer 1$1,914 NZD
Retailer 13$1,932 NZD
With Clarity$1,983 NZD

28 data points across 14 retailers

12 retailers$386 NZD to $1,998 NZD

A
Cheapest Retailer
-
$386 NZD
$217 USD
A
Retailer 2
-
$448 NZD
$252 USD
View
Retailer 3
-
$561 NZD
£249 GBP
View
Price last confirmed 16 days ago
A
Retailer 4
-
$799 NZD
€428 EUR
View
B+
Retailer 5
-
$1,073 NZD
$604 USD
View
B+
Retailer 6
-
$1,262 NZD
$710 USD
View
B+
Retailer 7
-
$1,536 NZD
$864 USD
View
B+
Retailer 8
-
$1,541 NZD
$867 USD
View
B+
Retailer 9
-
$1,735 NZD
$976 USD
View
B
Retailer 10
-
$1,914 NZD
£848 GBP
View
Retailer 11
-
$1,932 NZD
SGD 1,469 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
With Clarity
754558633 · Nov 1
$1,998 NZD
$1,124 USD
View
11 more retailers have this diamond
Prices start from $386 NZDSave up to $1,612 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
1.66ct Heart
$386 NZD