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Oval|Lab Grown|IGI

1.28ct D VVS2 Oval Lab Grown Diamond

EX • D/VVS2 • IGI LG803623654

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG803623654

Diamond specifications and retailer prices

From $312 AUD
$219 USD
As of October 29, 2026
Save $2,744 AUD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,055 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG803623654 or 803623654. Listed at 20 retailers as of October 27, 2026, with prices from $312 to $3,055, a $2,744 spread on the same certified stone. Queensmith lists it at $3,055. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803623654
Dimensions8.79 × 6.06 × 3.81 mm
L/W Ratio1.45
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
8.79 mm6.06 mm1.28 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803623654
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.9%

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: Oct 29
Current: $507 AUD|Low: $299 AUD|High: $1,568 AUD|Avg: $789 AUD|-0.1%
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
October 30, 2026
Retailer 13$312 AUD
Retailer 4$349 AUD
Retailer 6$386 AUD
Retailer 14$386 AUD
Retailer 1$507 AUD
Retailer 10$625 AUD
Retailer 2$661 AUD
Retailer 7$718 AUD
Retailer 3$841 AUD
Retailer 9$945 AUD
Retailer 11$1,110 AUD
Retailer 12$1,247 AUD
Retailer 5$1,519 AUD
Retailer 8$1,557 AUD

43 data points across 14 retailers

20 retailers$312 AUD to $3,055 AUD

A
Cheapest Retailer
-
$312 AUD
$219 USD
A
Retailer 2
-
$349 AUD
$245 USD
View
Final sale: no returns
A
Retailer 3
-
$362 AUD
$254 USD
View
A
Retailer 4
-
$386 AUD
$271 USD
View
A
Retailer 5
-
$386 AUD
$271 USD
View
A
Retailer 6
-
$507 AUD
£280 GBP
View
A
Retailer 7
-
$625 AUD
€418 EUR
View
A
Retailer 8
-
$661 AUD
$464 USD
View
A
Retailer 9
-
$718 AUD
£397 GBP
View
A
Retailer 10
-
$797 AUD
$560 USD
View
B+
Retailer 11
-
$841 AUD
$591 USD
View
B+
Retailer 12
-
$945 AUD
View
Retailer 13
-
$1,110 AUD
$780 USD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
$1,243 AUD
$873 USD
View
B+
Retailer 15
-
$1,247 AUD
$876 USD
View
B+
Retailer 16
-
$1,318 AUD
$926 USD
View
B
Retailer 17
-
$1,519 AUD
£840 GBP
View
B+
Retailer 18
-
$1,557 AUD
£861 GBP
View
B
Retailer 19
-
$1,785 AUD
$1,254 USD
View
Most Expensive
B
Queensmith
LG803623654 · Oct 27
$3,055 AUD
£1,690 GBP
View
19 more retailers have this diamond
Prices start from $312 AUDSave up to $2,744 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 Oval
$312 AUD