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Cushion|Lab Grown|IGI

1.90ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG526257778

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG526257778

Diamond specifications and retailer prices

From $455 AUD
$319 USD
As of November 1, 2026
Save $3,155 AUD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,610 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.9ct lab-grown cushion diamond

This 1.9ct 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 LG526257778 or 526257778. Listed at 20 retailers as of October 30, 2026, with prices from $455 to $3,610, a $3,155 spread on the same certified stone. Do Amore Diamonds lists it at $3,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526257778
Dimensions8.08 × 6.76 × 4.55 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.08 mm6.76 mm1.90 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526257778
Side View
Table 63.0%Crown 32.8°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 67.3%

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 1
Current: $3,610 AUD|Low: $429 AUD|High: $4,609 AUD|Avg: $1,517 AUD|-21.7%
Do Amore Diamonds
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
November 1, 2026
Retailer 3$455 AUD
Retailer 7$477 AUD
Retailer 11$651 AUD
Retailer 17$673 AUD
Retailer 15$678 AUD
Retailer 16$812 AUD
Retailer 5$896 AUD
Retailer 12$985 AUD
Retailer 14$1,298 AUD
Retailer 2$1,941 AUD
Retailer 9$2,016 AUD
Retailer 13$2,023 AUD
Retailer 6$2,157 AUD
Retailer 10$2,233 AUD
Retailer 8$2,236 AUD
Retailer 4$2,357 AUD
Do Amore Diamonds$3,610 AUD

39 data points across 17 retailers

20 retailers$455 AUD to $3,610 AUD

A
Cheapest Retailer
-
$455 AUD
$319 USD
Final sale: no returns
Retailer 2
-
$477 AUD
$334 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$651 AUD
£359 GBP
View
B+
Retailer 4
-
$673 AUD
$472 USD
View
A
Retailer 5
-
$678 AUD
$475 USD
View
A
Retailer 6
-
$812 AUD
$569 USD
View
Retailer 7
-
$896 AUD
ZAR 10,150 ZAR
View
Price last confirmed 14 days ago
A
Retailer 8
-
$985 AUD
£543 GBP
View
B+
Retailer 9
-
$1,298 AUD
View
B+
Retailer 10
-
$1,941 AUD
$1,360 USD
View
Retailer 11
-
$2,016 AUD
$1,413 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$2,023 AUD
$1,418 USD
View
B
Retailer 13
-
$2,134 AUD
CA$2,078 CAD
View
B
Retailer 14
-
$2,157 AUD
$1,512 USD
View
Retailer 15
-
$2,219 AUD
$1,555 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
$2,233 AUD
£1,232 GBP
View
B
Retailer 17
-
$2,236 AUD
$1,567 USD
View
B
Retailer 18
-
$2,357 AUD
SGD 2,232 SGD
View
Retailer 19
-
$3,439 AUD
$2,410 USD
View
Price last confirmed 32 days ago
Most Expensive
B
Do Amore Diamonds
27-8795CD6AB · Oct 30
$3,610 AUD
$2,530 USD
View
19 more retailers have this diamond
Prices start from $455 AUDSave up to $3,155 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
1.90ct Cushion
$455 AUD