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Heart|Lab Grown|IGI

1.45ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG825660280

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG825660280

Diamond specifications and retailer prices

From $435 NZD
As of November 4, 2026
Save $2,847 NZD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,282 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.45ct lab-grown heart diamond

This 1.45ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825660280 or 825660280. Listed at 17 retailers as of November 4, 2026, with prices from $435 to $3,282, a $2,847 spread on the same certified stone. Brilliant Earth lists it at $3,282. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660280
Dimensions7.89 × 6.97 × 4.42 mm
L/W Ratio1.13
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
7.89 mm6.97 mm1.45 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660280
Side View
Table 62.0%Crown 35.6°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 56.0%

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 4
Current: $3,282 NZD|Low: $424 NZD|High: $3,282 NZD|Avg: $1,246 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
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 9$435 NZD
Retailer 4$488 NZD
Retailer 17$504 NZD
Retailer 7$539 NZD
Retailer 15$539 NZD
Retailer 10$843 NZD
Retailer 16$907 NZD
Retailer 14$930 NZD
Retailer 2$1,013 NZD
Retailer 12$1,320 NZD
Retailer 13$1,364 NZD
Retailer 8$1,409 NZD
Retailer 18$1,439 NZD
Retailer 6$1,733 NZD
Retailer 5$1,742 NZD
Retailer 3$1,825 NZD
Retailer 11$2,155 NZD
Brilliant Earth$3,282 NZD

41 data points across 18 retailers

17 retailers$435 NZD to $3,282 NZD

A
Cheapest Retailer
-
$435 NZD
A
Retailer 2
-
$488 NZD
View
Final sale: no returns
A
Retailer 3
-
$504 NZD
View
A
Retailer 4
-
$539 NZD
View
Retailer 5
-
$539 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$907 NZD
View
A
Retailer 7
-
$930 NZD
View
A
Retailer 8
-
$1,013 NZD
View
B+
Retailer 9
-
$1,320 NZD
View
B+
Retailer 10
-
$1,364 NZD
View
B+
Retailer 11
-
$1,409 NZD
View
B+
Retailer 12
-
$1,439 NZD
View
B+
Retailer 13
-
$1,733 NZD
View
B+
Retailer 14
-
$1,742 NZD
View
B+
Retailer 15
-
$1,825 NZD
View
B+
Retailer 16
-
$2,155 NZD
View
Most Expensive
B
Brilliant Earth
21589547A · Nov 4
$3,282 NZD
$1,850 USD
View
16 more retailers have this diamond
Prices start from $435 NZDSave up to $2,847 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
1.45ct Heart
$435 NZD