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Cushion|Lab Grown|IGI

1.55ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG828643605

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828643605

Diamond specifications and retailer prices

From $314 AUD
As of November 4, 2026
Save $1,372 AUD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,686 AUD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828643605 or 828643605. Listed at 17 retailers as of November 4, 2026, with prices from $314 to $1,686, a $1,372 spread on the same certified stone. Reve Diamonds lists it at $1,686. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828643605
Dimensions8.13 × 6.01 × 3.73 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.13 mm6.01 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828643605
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 33.2°Culet: NoneDepth 62.1%

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 4
Current: $405 AUD|Low: $314 AUD|High: $1,825 AUD|Avg: $988 AUD|-6.0%
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
Retailer 16
Reve Diamonds
November 4, 2026
Retailer 9$314 AUD
Retailer 7$401 AUD
Retailer 1$405 AUD
Retailer 14$569 AUD
Retailer 6$593 AUD
Retailer 11$604 AUD
Retailer 12$629 AUD
Retailer 16$723 AUD
Retailer 15$895 AUD
Retailer 4$1,135 AUD
Retailer 10$1,192 AUD
Retailer 8$1,269 AUD
Retailer 3$1,378 AUD
Retailer 13$1,444 AUD
Retailer 2$1,540 AUD
Retailer 5$1,645 AUD
Reve Diamonds$1,686 AUD

34 data points across 17 retailers

17 retailers$314 AUD to $1,686 AUD

A
Cheapest Retailer
-
$314 AUD
Final sale: no returns
A
Retailer 2
-
$401 AUD
View
A
Retailer 3
-
$405 AUD
View
A
Retailer 4
-
$569 AUD
View
Retailer 5
-
$593 AUD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$604 AUD
View
A
Retailer 7
-
$629 AUD
View
A
Retailer 8
-
$723 AUD
View
B+
Retailer 9
-
$895 AUD
View
B+
Retailer 10
-
$1,135 AUD
View
B+
Retailer 11
-
$1,192 AUD
View
Retailer 12
-
$1,269 AUD
View
Price last confirmed 14 days ago
B+
Retailer 13
-
$1,378 AUD
View
B+
Retailer 14
-
$1,444 AUD
View
B+
Retailer 15
-
$1,540 AUD
View
Retailer 16
-
$1,645 AUD
View
Price last confirmed 9 days ago
Most Expensive
B
Reve Diamonds
3FCDBF3F6 · Nov 4
$1,686 AUD
$1,182 USD
View
16 more retailers have this diamond
Prices start from $314 AUDSave up to $1,372 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
1.55ct Cushion
$314 AUD