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Cushion|Lab Grown|IGI

0.99ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG794641766

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG794641766

Diamond specifications and retailer prices

From $290 AUD
$204 USD
As of October 25, 2026
Save $1,272 AUD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,562 AUD at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 0.99ct lab-grown cushion diamond

This 0.99ct lab-grown cushion sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG794641766 or 794641766. Listed at 18 retailers as of October 25, 2026, with prices from $290 to $1,562, a $1,272 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,562. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794641766
Dimensions5.94 × 5.79 × 3.76 mm
L/W Ratio1.03
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
5.94 mm5.79 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794641766
Side View
Table 62.0%Crown 35.6°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
A
Excellent
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: Oct 25
Current: $1,562 AUD|Low: $261 AUD|High: $1,562 AUD|Avg: $668 AUD
Flawless Fine Jewelry
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
October 31, 2026
Retailer 10$290 AUD
Retailer 14$303 AUD
Retailer 17$385 AUD
Retailer 12$495 AUD
Retailer 3$496 AUD
Retailer 6$524 AUD
Retailer 2$527 AUD
Retailer 15$534 AUD
Retailer 5$550 AUD
Retailer 8$722 AUD
Retailer 9$755 AUD
Retailer 11$756 AUD
Retailer 7$774 AUD
Retailer 13$883 AUD
Retailer 18$1,037 AUD
Retailer 4$1,361 AUD
Retailer 16$1,558 AUD
Flawless Fine Jewelry$1,562 AUD

35 data points across 18 retailers

18 retailers$290 AUD to $1,562 AUD

A
Cheapest Retailer
-
$290 AUD
$204 USD
A
Retailer 2
-
$303 AUD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
$385 AUD
£213 GBP
View
A
Retailer 4
-
$495 AUD
$348 USD
View
A
Retailer 5
-
$496 AUD
€332 EUR
View
A
Retailer 6
-
$524 AUD
ZAR 5,944 ZAR
View
A
Retailer 7
-
$527 AUD
£291 GBP
View
A
Retailer 8
-
$534 AUD
$375 USD
View
A
Retailer 9
-
$550 AUD
£304 GBP
View
B+
Retailer 10
-
$722 AUD
View
Retailer 11
-
$755 AUD
$530 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
$756 AUD
$531 USD
View
B+
Retailer 13
-
$774 AUD
View
B+
Retailer 14
-
$883 AUD
$620 USD
View
B+
Retailer 15
-
$1,037 AUD
$728 USD
View
B
Retailer 16
-
$1,361 AUD
£753 GBP
View
B
Retailer 17
-
$1,558 AUD
$1,095 USD
View
Most Expensive
B
Flawless Fine Jewelry
33D827FF4 · Oct 31
$1,562 AUD
£864 GBP
View
17 more retailers have this diamond
Prices start from $290 AUDSave up to $1,272 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
0.99ct Cushion
$290 AUD