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Cushion|Lab Grown|IGI

1.87ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG675561464

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG675561464

Diamond specifications and retailer prices

From $470 AUD
$330 USD
As of October 30, 2026
Save $2,434 AUD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,904 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.87ct lab-grown cushion diamond

This 1.87ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675561464 or 675561464. Listed at 18 retailers as of October 29, 2026, with prices from $470 to $2,904, a $2,434 spread on the same certified stone. Brilliant Earth lists it at $2,904. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675561464
Dimensions7.04 × 7.00 × 4.93 mm
L/W Ratio1.01
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
7.04 mm7.00 mm1.87 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675561464
Side View
Table 61.0%Crown 38°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 70.4%

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 30
Current: $2,904 AUD|Low: $470 AUD|High: $3,061 AUD|Avg: $1,305 AUD|-5.1%
Brilliant Earth
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 6$470 AUD
Retailer 4$522 AUD
Retailer 3$857 AUD
Retailer 7$859 AUD
Retailer 11$861 AUD
Retailer 10$898 AUD
Retailer 2$927 AUD
Retailer 5$1,019 AUD
Retailer 9$1,216 AUD
Retailer 13$1,836 AUD
Retailer 14$1,873 AUD
Retailer 12$2,100 AUD
Retailer 8$2,106 AUD
Brilliant Earth$2,904 AUD

44 data points across 14 retailers

18 retailers$470 AUD to $2,904 AUD

A
Cheapest Retailer
-
$470 AUD
$330 USD
Final sale: no returns
A
Retailer 2
-
$522 AUD
$367 USD
View
A
Retailer 3
-
$857 AUD
$602 USD
View
A
Retailer 4
-
$859 AUD
€575 EUR
View
A
Retailer 5
-
$861 AUD
$605 USD
View
A
Retailer 6
-
$898 AUD
ZAR 10,195 ZAR
View
A
Retailer 7
-
$927 AUD
£513 GBP
View
A
Retailer 8
-
$1,019 AUD
$716 USD
View
B+
Retailer 9
-
$1,100 AUD
$773 USD
View
B+
Retailer 10
-
$1,216 AUD
View
B
Retailer 11
-
$1,749 AUD
$1,229 USD
View
B+
Retailer 12
-
$1,787 AUD
$1,255 USD
View
B+
Retailer 13
-
$1,836 AUD
$1,290 USD
View
Retailer 14
-
$1,873 AUD
View
Price last confirmed 23 days ago
Retailer 15
-
$2,100 AUD
$1,475 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
$2,106 AUD
£1,165 GBP
View
B
Retailer 17
-
$2,283 AUD
$1,604 USD
View
Most Expensive
B
Brilliant Earth
12725399A · Oct 29
$2,904 AUD
$2,040 USD
View
17 more retailers have this diamond
Prices start from $470 AUDSave up to $2,434 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
1.87ct Cushion
$470 AUD