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Heart|Lab Grown|IGI

1.53ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG818644699

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG818644699

Diamond specifications and retailer prices

From $665 NZD
As of November 4, 2026
Save $2,553 NZD (79%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,886 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818644699 or 818644699. Listed at 22 retailers as of November 4, 2026, with a 384% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle31.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644699
Dimensions6.66 × 7.53 × 4.00 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
6.66 mm7.53 mm1.53 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644699
Side View
Table 64.0%Crown 37.4°Girdle: Very ThickPavilion 31.1°Culet: NoneDepth 53.1%

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 4
Current: $913 NZD|Low: $639 NZD|High: $3,266 NZD|Avg: $1,744 NZD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10$665 NZD
Retailer 11$825 NZD
Retailer 1$913 NZD
Retailer 9$1,094 NZD
Retailer 8$1,423 NZD
Retailer 4$1,476 NZD
Retailer 6$1,925 NZD
Retailer 7$2,087 NZD
Retailer 3$2,656 NZD
Retailer 2$3,120 NZD
Retailer 5$3,218 NZD

38 data points across 11 retailers

22 retailers$665 NZD to $3,218 NZD

A
Cheapest Retailer
-
$665 NZD
A
Retailer 2
-
$745 NZD
View
Final sale: no returns
A
Retailer 3
-
$772 NZD
View
Retailer 4
-
$825 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$825 NZD
View
A
Retailer 6
-
$911 NZD
View
A
Retailer 7
-
$913 NZD
View
B+
Retailer 8
-
$1,037 NZD
View
B+
Retailer 9
-
$1,094 NZD
View
B+
Retailer 10
-
$1,112 NZD
View
B+
Retailer 11
-
$1,423 NZD
View
B+
Retailer 12
-
$1,476 NZD
View
B
Retailer 13
-
$1,925 NZD
View
B
Retailer 14
-
$2,087 NZD
View
B
Retailer 15
-
$2,636 NZD
View
B
Retailer 16
-
$2,652 NZD
View
B
Retailer 17
-
$2,656 NZD
View
B
Retailer 18
-
$2,723 NZD
View
B
Retailer 19
-
$3,113 NZD
View
B
Retailer 20
-
$3,120 NZD
View
B
Retailer 21
-
$3,218 NZD
View
Most Expensive
Queensmith
LG818644699 · Oct 27
$3,886 NZD
£1,720 GBP
View
Price last confirmed 9 days ago
21 more retailers have this diamond
Prices start from $665 NZDSave up to $2,553 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
1.53ct Heart
$665 NZD