Heart|Lab Grown|IGI

1.54ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG815697927

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG815697927

Diamond specifications and retailer prices

From $458 NZD
$258 USD
As of October 30, 2026
Save $1,909 NZD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,602 NZD at Brilliant Earth · As of October 12, 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG815697927 or 815697927. Listed at 21 retailers as of October 30, 2026, with a 417% 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
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815697927
Dimensions7.25 × 8.09 × 4.40 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.25 mm8.09 mm1.54 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815697927
Side View
Table 58.0%Crown 34.8°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 54.4%

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: $3,602 NZD|Low: $445 NZD|High: $3,602 NZD|Avg: $1,315 NZD
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
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Retailer 17
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Retailer 19
Retailer 20
November 1, 2026
Retailer 12$458 NZD
Retailer 6$511 NZD
Retailer 4$531 NZD
Retailer 11$568 NZD
Retailer 16$568 NZD
Retailer 15$852 NZD
Retailer 3$949 NZD
Retailer 2$981 NZD
Retailer 20$1,036 NZD
Retailer 13$1,085 NZD
Retailer 5$1,238 NZD
Retailer 17$1,333 NZD
Retailer 19$1,435 NZD
Retailer 9$1,826 NZD
Retailer 8$1,846 NZD
Retailer 7$1,917 NZD
Retailer 18$2,095 NZD
Retailer 14$2,280 NZD
Retailer 10$2,367 NZD
Brilliant Earth$3,602 NZD

36 data points across 20 retailers

21 retailers$458 NZD to $2,367 NZD

A
Cheapest Retailer
-
$458 NZD
$258 USD
A
Retailer 2
-
$511 NZD
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$531 NZD
$299 USD
View
A
Retailer 4
-
$568 NZD
$320 USD
View
Retailer 5
-
$568 NZD
$320 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$852 NZD
$480 USD
View
A
Retailer 7
-
$949 NZD
$535 USD
View
A
Retailer 8
-
$981 NZD
ZAR 8,930 ZAR
View
A
Retailer 9
-
$1,036 NZD
$584 USD
View
B+
Retailer 10
-
$1,085 NZD
£481 GBP
View
B+
Retailer 11
-
$1,238 NZD
$698 USD
View
Retailer 12
-
$1,333 NZD
A$1,156 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$1,435 NZD
$809 USD
View
B+
Retailer 14
-
$1,826 NZD
$1,029 USD
View
B+
Retailer 15
-
$1,846 NZD
SGD 1,406 SGD
View
B+
Retailer 16
-
$1,917 NZD
$1,080 USD
View
B+
Retailer 17
-
$2,037 NZD
$1,148 USD
View
B+
Retailer 18
-
$2,095 NZD
$1,181 USD
View
B+
Retailer 19
-
$2,280 NZD
£1,012 GBP
View
B
Retailer 20
-
$2,367 NZD
$1,334 USD
View
Most Expensive
Brilliant Earth
21422557A · Oct 12
$3,602 NZD
$2,030 USD
View
Price last confirmed 20 days ago
20 more retailers have this diamond
Prices start from $458 NZDSave up to $1,909 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
$458 NZD