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Heart|Lab Grown|IGI

1.55ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG665440846

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665440846

Diamond specifications and retailer prices

From $473 NZD
As of November 6, 2026
Save $3,298 NZD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,770 NZD at Brilliant Earth · As of November 6, 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 LG665440846 or 665440846. Listed at 22 retailers as of November 6, 2026, with prices from $473 to $3,770, a $3,298 spread on the same certified stone. Brilliant Earth lists it at $3,770. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665440846
Dimensions7.15 × 8.12 × 4.71 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.15 mm8.12 mm1.55 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665440846
Side View
Table 56.0%Crown 35.8°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 58.0%

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 6
Current: $3,770 NZD|Low: $473 NZD|High: $3,969 NZD|Avg: $1,479 NZD|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
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Retailer 11
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Retailer 21
November 7, 2026
Retailer 21$473 NZD
Retailer 4$529 NZD
Retailer 9$548 NZD
Retailer 13$586 NZD
Retailer 17$653 NZD
Retailer 20$875 NZD
Retailer 7$978 NZD
Retailer 19$992 NZD
Retailer 14$1,003 NZD
Retailer 18$1,113 NZD
Retailer 12$1,203 NZD
Retailer 2$1,245 NZD
Retailer 11$1,385 NZD
Retailer 6$1,802 NZD
Retailer 3$1,885 NZD
Retailer 5$1,977 NZD
Retailer 15$2,074 NZD
Retailer 10$2,307 NZD
Retailer 16$2,336 NZD
Retailer 8$2,509 NZD
Brilliant Earth$3,770 NZD

37 data points across 21 retailers

22 retailers$473 NZD to $3,770 NZD

A
Cheapest Retailer
-
$473 NZD
Retailer 2
-
$516 NZD
View
Price last confirmed 41 days ago
A
Retailer 3
-
$529 NZD
View
Final sale: no returns
A
Retailer 4
-
$548 NZD
View
A
Retailer 5
-
$586 NZD
View
A
Retailer 6
-
$653 NZD
View
A
Retailer 7
-
$875 NZD
View
A
Retailer 8
-
$978 NZD
View
A
Retailer 9
-
$992 NZD
View
B+
Retailer 10
-
$1,003 NZD
View
B+
Retailer 11
-
$1,113 NZD
View
B+
Retailer 12
-
$1,203 NZD
View
B+
Retailer 13
-
$1,245 NZD
View
B+
Retailer 14
-
$1,385 NZD
View
B
Retailer 15
-
$1,802 NZD
View
B+
Retailer 16
-
$1,885 NZD
View
B
Retailer 17
-
$1,977 NZD
View
B
Retailer 18
-
$2,074 NZD
View
B
Retailer 19
-
$2,307 NZD
View
B
Retailer 20
-
$2,336 NZD
View
B
Retailer 21
-
$2,509 NZD
View
Most Expensive
B
Brilliant Earth
12313429A · Nov 6
$3,770 NZD
$2,090 USD
View
21 more retailers have this diamond
Prices start from $473 NZDSave up to $3,298 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