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Heart|Lab Grown|IGI

1.55ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG660409439

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG660409439

Diamond specifications and retailer prices

From $473 NZD
As of November 6, 2026
Save $2,037 NZD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,770 NZD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.55ct lab-grown heart diamond

This 1.55ct 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 LG660409439 or 660409439. Listed at 24 retailers as of November 6, 2026, with a 431% 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

1.55
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660409439
Dimensions7.95 × 7.38 × 4.69 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
7.95 mm7.38 mm1.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660409439
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 40.3°Culet: NoneDepth 59.0%

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 6
Current: $3,770 NZD|Low: $473 NZD|High: $3,770 NZD|Avg: $1,345 NZD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 24
November 7, 2026
Retailer 3$473 NZD
Retailer 5$529 NZD
Retailer 10$548 NZD
Retailer 13$586 NZD
Retailer 23$586 NZD
Retailer 20$653 NZD
Retailer 24$875 NZD
Retailer 14$889 NZD
Retailer 8$978 NZD
Retailer 22$992 NZD
Retailer 16$1,003 NZD
Retailer 21$1,113 NZD
Retailer 15$1,203 NZD
Retailer 2$1,245 NZD
Retailer 12$1,385 NZD
Retailer 7$1,802 NZD
Retailer 4$1,885 NZD
Retailer 6$1,977 NZD
Retailer 19$2,074 NZD
Retailer 17$2,260 NZD
Retailer 11$2,307 NZD
Retailer 18$2,336 NZD
Retailer 9$2,509 NZD
Brilliant Earth$3,770 NZD

31 data points across 24 retailers

24 retailers$473 NZD to $2,509 NZD

A
Cheapest Retailer
-
$473 NZD
A
Retailer 2
-
$529 NZD
View
Final sale: no returns
A
Retailer 3
-
$548 NZD
View
A
Retailer 4
-
$586 NZD
View
A
Retailer 5
-
$586 NZD
View
A
Retailer 6
-
$653 NZD
View
A
Retailer 7
-
$875 NZD
View
A
Retailer 8
-
$889 NZD
View
A
Retailer 9
-
$978 NZD
View
A
Retailer 10
-
$992 NZD
View
B+
Retailer 11
-
$1,003 NZD
View
B+
Retailer 12
-
$1,113 NZD
View
B+
Retailer 13
-
$1,203 NZD
View
B+
Retailer 14
-
$1,245 NZD
View
B+
Retailer 15
-
$1,385 NZD
View
B
Retailer 16
-
$1,802 NZD
View
B+
Retailer 17
-
$1,885 NZD
View
B
Retailer 18
-
$1,977 NZD
View
B
Retailer 19
-
$2,074 NZD
View
Retailer 20
-
$2,260 NZD
View
Price last confirmed 7 days ago
B
Retailer 21
-
$2,307 NZD
View
B
Retailer 22
-
$2,336 NZD
View
B
Retailer 23
-
$2,509 NZD
View
Most Expensive
Brilliant Earth
11952726A · Oct 24
$3,770 NZD
$2,090 USD
View
Price last confirmed 13 days ago
23 more retailers have this diamond
Prices start from $473 NZDSave up to $2,037 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
1.55ct Heart
$473 NZD