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Heart|Lab Grown|IGI

1.25ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG837672530

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837672530

Diamond specifications and retailer prices

From $412 NZD
As of November 4, 2026
Save $2,269 NZD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,087 NZD at Brilliant Earth · As of October 18, 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 LG837672530 or 837672530. Listed at 21 retailers as of November 4, 2026, with a 551% 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 angle34.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837672530
Dimensions7.06 × 7.48 × 4.21 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.06 mm7.48 mm1.25 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837672530
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 56.3%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: $3,087 NZD|Low: $412 NZD|High: $3,087 NZD|Avg: $1,226 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
Retailer 19
Retailer 20
November 5, 2026
Retailer 14$412 NZD
Retailer 16$461 NZD
Retailer 18$477 NZD
Retailer 4$509 NZD
Retailer 12$516 NZD
Retailer 13$580 NZD
Retailer 17$688 NZD
Retailer 19$816 NZD
Retailer 7$883 NZD
Retailer 2$951 NZD
Retailer 9$1,073 NZD
Retailer 10$1,107 NZD
Retailer 11$1,258 NZD
Retailer 15$1,639 NZD
Retailer 3$1,644 NZD
Retailer 5$1,731 NZD
Retailer 20$1,767 NZD
Retailer 8$2,051 NZD
Retailer 6$2,681 NZD
Brilliant Earth$3,087 NZD

21 data points across 20 retailers

21 retailers$412 NZD to $2,681 NZD

A+
Cheapest Retailer
-
$412 NZD
A
Retailer 2
-
$461 NZD
View
Final sale: no returns
A
Retailer 3
-
$477 NZD
View
A
Retailer 4
-
$509 NZD
View
Retailer 5
-
$516 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$580 NZD
View
A
Retailer 7
-
$688 NZD
View
A
Retailer 8
-
$816 NZD
View
A
Retailer 9
-
$883 NZD
View
B+
Retailer 10
-
$951 NZD
View
B+
Retailer 11
-
$1,073 NZD
View
B+
Retailer 12
-
$1,107 NZD
View
Retailer 13
-
$1,258 NZD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$1,639 NZD
View
B
Retailer 15
-
$1,644 NZD
View
B+
Retailer 16
-
$1,731 NZD
View
B+
Retailer 17
-
$1,767 NZD
View
Retailer 18
-
$1,990 NZD
View
Price last confirmed 31 days ago
B
Retailer 19
-
$2,051 NZD
View
B
Retailer 20
-
$2,681 NZD
View
Most Expensive
Brilliant Earth
21558979A · Oct 18
$3,087 NZD
$1,740 USD
View
Price last confirmed 17 days ago
20 more retailers have this diamond
Prices start from $412 NZDSave up to $2,269 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
$412 NZD