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Cushion|Lab Grown|IGI

1.55ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG519239160

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG519239160

Diamond specifications and retailer prices

From $338 AUD
$238 USD
As of October 28, 2026
Save $1,652 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,991 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG519239160 or 519239160. Listed at 15 retailers as of October 28, 2026, with prices from $338 to $1,991, a $1,652 spread on the same certified stone. Brilliant Earth lists it at $1,991. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle30.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519239160
Dimensions6.32 × 6.32 × 6.58 mm
L/W Ratio1.00
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
6.32 mm6.32 mm1.55 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519239160
Side View
Table 57.0%Crown 37.9°Girdle: STK-VTKPavilion 30.6°Culet: NoneDepth 66.9%

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 28
Current: $1,991 AUD|Low: $338 AUD|High: $2,133 AUD|Avg: $958 AUD|-6.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 12$338 AUD
Retailer 10$377 AUD
Retailer 7$505 AUD
Retailer 2$614 AUD
Retailer 8$692 AUD
Retailer 4$766 AUD
Retailer 11$847 AUD
Retailer 9$974 AUD
Retailer 5$1,393 AUD
Retailer 3$1,474 AUD
Retailer 6$1,515 AUD
Brilliant Earth$1,991 AUD

44 data points across 12 retailers

15 retailers$338 AUD to $1,991 AUD

A
Cheapest Retailer
-
$338 AUD
$238 USD
Final sale: no returns
A
Retailer 2
-
$377 AUD
$265 USD
View
B+
Retailer 3
-
$505 AUD
$355 USD
View
A
Retailer 4
-
$614 AUD
€411 EUR
View
A
Retailer 5
-
$692 AUD
£383 GBP
View
A
Retailer 6
-
$758 AUD
$533 USD
View
A
Retailer 7
-
$766 AUD
$539 USD
View
B+
Retailer 8
-
$847 AUD
$596 USD
View
B+
Retailer 9
-
$974 AUD
$685 USD
View
B+
Retailer 10
-
$1,285 AUD
$903 USD
View
B+
Retailer 11
-
$1,393 AUD
View
B
Retailer 12
-
$1,474 AUD
£816 GBP
View
B+
Retailer 13
-
$1,515 AUD
£839 GBP
View
B
Retailer 14
-
$1,758 AUD
$1,236 USD
View
Most Expensive
B
Brilliant Earth
10788241A · Oct 28
$1,991 AUD
$1,400 USD
View
14 more retailers have this diamond
Prices start from $338 AUDSave up to $1,652 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
$338 AUD