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Heart|Lab Grown|IGI

1.54ct F VS1 Heart Lab Grown Diamond

EX • F/VS1 • IGI LG720595586

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG720595586

Diamond specifications and retailer prices

From $494 NZD
As of November 6, 2026
Save $2,109 NZD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,958 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG720595586 or 720595586. Listed at 21 retailers as of November 5, 2026, with a 427% 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

1.54
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720595586
Dimensions7.45 × 7.95 × 4.62 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm7.95 mm1.54 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG720595586
Side View
Table 63.0%Crown 36°Girdle: MED-STKPavilion 42.3°Culet: NoneDepth 58.1%

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 6
Current: $2,958 NZD|Low: $474 NZD|High: $3,247 NZD|Avg: $1,356 NZD|-8.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 11$494 NZD
Retailer 4$554 NZD
Retailer 13$613 NZD
Retailer 12$862 NZD
Retailer 10$902 NZD
Retailer 2$981 NZD
Retailer 9$1,057 NZD
Retailer 6$1,066 NZD
Retailer 5$1,223 NZD
Retailer 8$1,887 NZD
Retailer 3$2,361 NZD
Retailer 7$2,453 NZD
Brilliant Earth$2,958 NZD

45 data points across 13 retailers

21 retailers$494 NZD to $2,603 NZD

A
Cheapest Retailer
-
$494 NZD
A
Retailer 2
-
$554 NZD
View
Final sale: no returns
A
Retailer 3
-
$574 NZD
View
A
Retailer 4
-
$613 NZD
View
Retailer 5
-
$613 NZD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$862 NZD
View
A
Retailer 7
-
$902 NZD
View
A
Retailer 8
-
$981 NZD
View
B+
Retailer 9
-
$989 NZD
View
B+
Retailer 10
-
$1,057 NZD
View
B+
Retailer 11
-
$1,066 NZD
View
B+
Retailer 12
-
$1,223 NZD
View
B+
Retailer 13
-
$1,584 NZD
View
B
Retailer 14
-
$1,887 NZD
View
B
Retailer 15
-
$1,970 NZD
View
B
Retailer 16
-
$1,973 NZD
View
B
Retailer 17
-
$2,064 NZD
View
B
Retailer 18
-
$2,361 NZD
View
B
Retailer 19
-
$2,453 NZD
View
B
Retailer 20
-
$2,603 NZD
View
Most Expensive
Brilliant Earth
15924124A · Oct 30
$2,958 NZD
$1,640 USD
View
Price last confirmed 7 days ago
20 more retailers have this diamond
Prices start from $494 NZDSave up to $2,109 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
1.54ct Heart
$494 NZD