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Heart|Lab Grown|IGI

1.25ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG839670680

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839670680

Diamond specifications and retailer prices

From $396 NZD
As of November 4, 2026
Save $2,225 NZD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,998 NZD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.25ct lab-grown heart diamond

This 1.25ct 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 LG839670680 or 839670680. Listed at 17 retailers as of November 4, 2026, with a 562% 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

1.25
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839670680
Dimensions6.97 × 7.26 × 4.42 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.97 mm7.26 mm1.25 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839670680
Side View
Table 61.0%Crown 37°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.9%

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: $2,998 NZD|Low: $396 NZD|High: $2,998 NZD|Avg: $1,242 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
November 5, 2026
Retailer 4$396 NZD
Retailer 11$444 NZD
Retailer 8$497 NZD
Retailer 9$559 NZD
Retailer 10$660 NZD
Retailer 3$793 NZD
Retailer 6$852 NZD
Retailer 2$905 NZD
Retailer 7$1,102 NZD
Retailer 15$1,201 NZD
Retailer 16$1,584 NZD
Retailer 12$1,671 NZD
Retailer 13$1,694 NZD
Retailer 14$1,967 NZD
Retailer 5$2,620 NZD
Brilliant Earth$2,998 NZD

20 data points across 16 retailers

17 retailers$396 NZD to $2,620 NZD

A
Cheapest Retailer
-
$396 NZD
A
Retailer 2
-
$444 NZD
View
Final sale: no returns
Retailer 3
-
$497 NZD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$559 NZD
View
B+
Retailer 5
-
$660 NZD
View
A
Retailer 6
-
$793 NZD
View
A
Retailer 7
-
$852 NZD
View
A
Retailer 8
-
$905 NZD
View
B+
Retailer 9
-
$1,102 NZD
View
B+
Retailer 10
-
$1,201 NZD
View
B
Retailer 11
-
$1,584 NZD
View
B+
Retailer 12
-
$1,671 NZD
View
B+
Retailer 13
-
$1,694 NZD
View
B+
Retailer 14
-
$1,967 NZD
View
Retailer 15
-
$1,978 NZD
View
Price last confirmed 33 days ago
B
Retailer 16
-
$2,620 NZD
View
Most Expensive
Brilliant Earth
21798597A · Oct 21
$2,998 NZD
$1,690 USD
View
Price last confirmed 14 days ago
16 more retailers have this diamond
Prices start from $396 NZDSave up to $2,225 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
1.25ct Heart
$396 NZD