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Heart|Lab Grown|IGI

1.25ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG837659801

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837659801

Diamond specifications and retailer prices

From $409 AUD
As of November 4, 2026
Save $1,552 AUD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,961 AUD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

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 LG837659801 or 837659801. Listed at 13 retailers as of November 4, 2026, with prices from $409 to $1,961, a $1,552 spread on the same certified stone. Reve Diamonds lists it at $1,961. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837659801
Dimensions7.51 × 6.75 × 4.18 mm
L/W Ratio1.11
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
7.51 mm6.75 mm1.25 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837659801
Side View
Table 55.0%Crown 35.4°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 55.7%

Caratlytics Score

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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: $852 AUD|Low: $409 AUD|High: $1,961 AUD|Avg: $1,059 AUD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 5, 2026
Retailer 2$409 AUD
Retailer 6$516 AUD
Retailer 10$606 AUD
Retailer 3$684 AUD
Retailer 8$784 AUD
Retailer 1$852 AUD
Retailer 12$902 AUD
Retailer 9$1,069 AUD
Retailer 7$1,113 AUD
Retailer 4$1,532 AUD
Retailer 11$1,599 AUD
Retailer 5$1,815 AUD
Reve Diamonds$1,961 AUD

19 data points across 13 retailers

13 retailers$409 AUD to $1,961 AUD

A
Cheapest Retailer
-
$409 AUD
Final sale: no returns
A
Retailer 2
-
$516 AUD
View
A
Retailer 3
-
$606 AUD
View
A
Retailer 4
-
$684 AUD
View
B+
Retailer 5
-
$784 AUD
View
B+
Retailer 6
-
$852 AUD
View
B+
Retailer 7
-
$902 AUD
View
B+
Retailer 8
-
$1,069 AUD
View
B+
Retailer 9
-
$1,113 AUD
View
B
Retailer 10
-
$1,532 AUD
View
B
Retailer 11
-
$1,599 AUD
View
B
Retailer 12
-
$1,815 AUD
View
Most Expensive
B
Reve Diamonds
7C608E97F · Nov 4
$1,961 AUD
$1,376 USD
View
12 more retailers have this diamond
Prices start from $409 AUDSave up to $1,552 AUD

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
$409 AUD