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Heart|Lab Grown|IGI

1.55ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG647402991

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG647402991

Diamond specifications and retailer prices

From $484 NZD
$273 USD
As of October 30, 2026
Save $3,809 NZD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,294 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG647402991 or 647402991. Listed at 19 retailers as of October 30, 2026, with prices from $484 to $4,294, a $3,809 spread on the same certified stone. Do Amore Diamonds lists it at $4,294. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647402991
Dimensions7.15 × 8.02 × 4.64 mm
L/W Ratio1.12
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 mm8.02 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647402991
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 57.9%

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: Oct 30
Current: $2,654 NZD|Low: $465 NZD|High: $2,686 NZD|Avg: $1,273 NZD|-1.0%
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
Retailer 14
November 1, 2026
Retailer 12$484 NZD
Retailer 6$541 NZD
Retailer 4$600 NZD
Retailer 13$600 NZD
Retailer 7$774 NZD
Retailer 10$878 NZD
Retailer 3$992 NZD
Retailer 8$1,175 NZD
Retailer 5$1,199 NZD
Retailer 9$1,543 NZD
Retailer 11$1,843 NZD
Retailer 2$2,129 NZD
Retailer 14$2,305 NZD
Retailer 1$2,654 NZD

45 data points across 14 retailers

19 retailers$484 NZD to $4,294 NZD

A
Cheapest Retailer
-
$484 NZD
$273 USD
A
Retailer 2
-
$541 NZD
$305 USD
View
Final sale: no returns
A
Retailer 3
-
$561 NZD
$316 USD
View
A
Retailer 4
-
$600 NZD
$338 USD
View
Retailer 5
-
$600 NZD
$338 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$756 NZD
$426 USD
View
A
Retailer 7
-
$774 NZD
£343 GBP
View
A
Retailer 8
-
$878 NZD
$495 USD
View
B+
Retailer 9
-
$992 NZD
$559 USD
View
B+
Retailer 10
-
$1,175 NZD
£522 GBP
View
B+
Retailer 11
-
$1,199 NZD
$676 USD
View
B+
Retailer 12
-
$1,543 NZD
A$1,338 AUD
View
B
Retailer 13
-
$1,843 NZD
$1,039 USD
View
B
Retailer 14
-
$2,129 NZD
$1,200 USD
View
B
Retailer 15
-
$2,305 NZD
$1,299 USD
View
B
Retailer 16
-
$2,420 NZD
$1,364 USD
View
B
Retailer 17
-
$2,524 NZD
$1,422 USD
View
B
Retailer 18
-
$2,654 NZD
£1,178 GBP
View
Most Expensive
B
Do Amore Diamonds
27-B48A5E2AF · Oct 31
$4,294 NZD
$2,420 USD
View
18 more retailers have this diamond
Prices start from $484 NZDSave up to $3,809 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
$484 NZD