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Heart|Lab Grown|IGI

1.66ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG812631896

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG812631896

Diamond specifications and retailer prices

From $451 NZD
$254 USD
As of November 2, 2026
Save $1,974 NZD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,425 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812631896 or 812631896. Listed at 11 retailers as of November 1, 2026, with prices from $451 to $2,425, a $1,974 spread on the same certified stone. Reve Diamonds lists it at $2,425. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812631896
Dimensions8.01 × 7.06 × 4.99 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.01 mm7.06 mm1.66 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812631896
Side View
Table 61.0%Crown 34.4°Girdle: STK-THKPavilion 41.5°CuletDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $684 NZD|Low: $432 NZD|High: $2,425 NZD|Avg: $1,143 NZD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
November 2, 2026
Retailer 6$451 NZD
Retailer 7$503 NZD
Retailer 2$523 NZD
Retailer 8$558 NZD
Retailer 1$684 NZD
Retailer 5$844 NZD
Retailer 10$935 NZD
Retailer 4$1,717 NZD
Retailer 9$1,797 NZD
Retailer 3$2,239 NZD
Reve Diamonds$2,425 NZD

27 data points across 11 retailers

11 retailers$451 NZD to $2,425 NZD

A
Cheapest Retailer
-
$451 NZD
$254 USD
A
Retailer 2
-
$503 NZD
$283 USD
View
Final sale: no returns
A
Retailer 3
-
$523 NZD
$294 USD
View
A
Retailer 4
-
$558 NZD
$314 USD
View
A
Retailer 5
-
$684 NZD
£303 GBP
View
A
Retailer 6
-
$844 NZD
$475 USD
View
A
Retailer 7
-
$935 NZD
$526 USD
View
B
Retailer 8
-
$1,717 NZD
$966 USD
View
B
Retailer 9
-
$1,797 NZD
$1,011 USD
View
B
Retailer 10
-
$2,239 NZD
£992 GBP
View
Most Expensive
B
Reve Diamonds
A1F9D5346 · Nov 1
$2,425 NZD
$1,365 USD
View
10 more retailers have this diamond
Prices start from $451 NZDSave up to $1,974 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
$451 NZD