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Heart|Lab Grown|IGI

1.54ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG826677718

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826677718

Diamond specifications and retailer prices

From $437 NZD
As of November 6, 2026
Save $2,053 NZD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,489 NZD at Brilliant Earth · As of November 6, 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 LG826677718 or 826677718. Listed at 17 retailers as of November 6, 2026, with prices from $437 to $2,489, a $2,053 spread on the same certified stone. Brilliant Earth lists it at $2,489. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826677718
Dimensions8.03 × 7.12 × 4.72 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
8.03 mm7.12 mm1.54 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826677718
Side View
Table 63.0%Crown 34.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 58.8%

Caratlytics Score

How it works →
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: $2,489 NZD|Low: $419 NZD|High: $2,706 NZD|Avg: $1,439 NZD|-8.0%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 15$437 NZD
Retailer 3$541 NZD
Retailer 16$541 NZD
Retailer 13$731 NZD
Retailer 2$916 NZD
Retailer 4$969 NZD
Retailer 9$1,012 NZD
Retailer 12$1,261 NZD
Retailer 8$1,739 NZD
Retailer 14$1,746 NZD
Retailer 5$1,833 NZD
Retailer 10$2,161 NZD
Retailer 6$2,192 NZD
Retailer 11$2,201 NZD
Retailer 7$2,215 NZD
Brilliant Earth$2,489 NZD

41 data points across 16 retailers

17 retailers$437 NZD to $2,489 NZD

A
Cheapest Retailer
-
$437 NZD
A
Retailer 2
-
$541 NZD
View
Retailer 3
-
$541 NZD
View
Price last confirmed 13 days ago
Retailer 4
-
$550 NZD
View
Price last confirmed 41 days ago
B+
Retailer 5
-
$731 NZD
View
A
Retailer 6
-
$916 NZD
View
A
Retailer 7
-
$969 NZD
View
A
Retailer 8
-
$1,012 NZD
View
Retailer 9
-
$1,261 NZD
View
Price last confirmed 11 days ago
B
Retailer 10
-
$1,739 NZD
View
B
Retailer 11
-
$1,746 NZD
View
B
Retailer 12
-
$1,833 NZD
View
B
Retailer 13
-
$2,161 NZD
View
Retailer 14
-
$2,192 NZD
View
Price last confirmed 30 days ago
B
Retailer 15
-
$2,201 NZD
View
B
Retailer 16
-
$2,215 NZD
View
Most Expensive
B
Brilliant Earth
21053347A · Nov 6
$2,489 NZD
$1,380 USD
View
16 more retailers have this diamond
Prices start from $437 NZDSave up to $2,053 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
$437 NZD