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Heart|Lab Grown|IGI

1.28ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG700568177

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG700568177

Diamond specifications and retailer prices

From $327 AUD
$229 USD
As of November 2, 2026
Save $1,507 AUD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,834 AUD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.28ct lab-grown heart diamond

This 1.28ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG700568177 or 700568177. Listed at 17 retailers as of November 1, 2026, with prices from $327 to $1,834, a $1,507 spread on the same certified stone. Reve Diamonds lists it at $1,834. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700568177
Dimensions6.62 × 7.65 × 4.37 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
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
6.62 mm7.65 mm1.28 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700568177
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 39°Culet: NoneDepth 57.1%

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 2
Current: $756 AUD|Low: $314 AUD|High: $1,834 AUD|Avg: $846 AUD|+4.6%
Retailer 1
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
Reve Diamonds
November 2, 2026
Retailer 13$327 AUD
Retailer 5$364 AUD
Retailer 2$378 AUD
Retailer 3$405 AUD
Retailer 14$405 AUD
Retailer 10$545 AUD
Retailer 8$699 AUD
Retailer 6$743 AUD
Retailer 4$752 AUD
Retailer 1$756 AUD
Retailer 11$987 AUD
Retailer 12$1,029 AUD
Retailer 15$1,301 AUD
Retailer 7$1,376 AUD
Retailer 9$1,622 AUD
Reve Diamonds$1,834 AUD

43 data points across 16 retailers

17 retailers$327 AUD to $1,834 AUD

A
Cheapest Retailer
-
$327 AUD
$229 USD
A
Retailer 2
-
$364 AUD
$255 USD
View
Final sale: no returns
A
Retailer 3
-
$378 AUD
$265 USD
View
A
Retailer 4
-
$405 AUD
$284 USD
View
Retailer 5
-
$405 AUD
$284 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$545 AUD
$382 USD
View
B+
Retailer 7
-
$699 AUD
ZAR 7,910 ZAR
View
B+
Retailer 8
-
$743 AUD
$521 USD
View
B+
Retailer 9
-
$752 AUD
$527 USD
View
B+
Retailer 10
-
$756 AUD
£417 GBP
View
Retailer 11
-
$983 AUD
View
Price last confirmed 36 days ago
B+
Retailer 12
-
$987 AUD
View
B+
Retailer 13
-
$1,029 AUD
$721 USD
View
B
Retailer 14
-
$1,301 AUD
$912 USD
View
B
Retailer 15
-
$1,376 AUD
$964 USD
View
B
Retailer 16
-
$1,622 AUD
£895 GBP
View
Most Expensive
B
Reve Diamonds
D3F7B5D19 · Nov 1
$1,834 AUD
$1,285 USD
View
16 more retailers have this diamond
Prices start from $327 AUDSave up to $1,507 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
1.28ct Heart
$327 AUD