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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 $566 NZD
$319 USD
As of November 1, 2026
Save $3,923 NZD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,489 NZD 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 $566 to $4,489, a $3,923 spread on the same certified stone. Do Amore Diamonds lists it at $4,489. 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

How it works →
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: $4,489 NZD|Low: $534 NZD|High: $5,731 NZD|Avg: $1,887 NZD|-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$566 NZD
Retailer 7$593 NZD
Retailer 11$810 NZD
Retailer 17$837 NZD
Retailer 15$843 NZD
Retailer 16$1,010 NZD
Retailer 5$1,115 NZD
Retailer 12$1,224 NZD
Retailer 14$1,615 NZD
Retailer 2$2,413 NZD
Retailer 9$2,507 NZD
Retailer 13$2,515 NZD
Retailer 6$2,683 NZD
Retailer 10$2,776 NZD
Retailer 8$2,780 NZD
Retailer 4$2,931 NZD
Do Amore Diamonds$4,489 NZD

39 data points across 17 retailers

20 retailers$566 NZD to $4,489 NZD

A
Cheapest Retailer
-
$566 NZD
$319 USD
Final sale: no returns
Retailer 2
-
$593 NZD
$334 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$810 NZD
£359 GBP
View
B+
Retailer 4
-
$837 NZD
$472 USD
View
A
Retailer 5
-
$843 NZD
$475 USD
View
A
Retailer 6
-
$1,010 NZD
$569 USD
View
Retailer 7
-
$1,115 NZD
ZAR 10,150 ZAR
View
Price last confirmed 14 days ago
A
Retailer 8
-
$1,224 NZD
£543 GBP
View
B+
Retailer 9
-
$1,615 NZD
A$1,400 AUD
View
B+
Retailer 10
-
$2,413 NZD
$1,360 USD
View
Retailer 11
-
$2,507 NZD
$1,413 USD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$2,515 NZD
$1,418 USD
View
B
Retailer 13
-
$2,654 NZD
CA$2,078 CAD
View
B
Retailer 14
-
$2,683 NZD
$1,512 USD
View
Retailer 15
-
$2,759 NZD
$1,555 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$2,776 NZD
£1,232 GBP
View
B
Retailer 17
-
$2,780 NZD
$1,567 USD
View
B
Retailer 18
-
$2,931 NZD
SGD 2,232 SGD
View
Retailer 19
-
$4,276 NZD
$2,410 USD
View
Price last confirmed 31 days ago
Most Expensive
B
Do Amore Diamonds
27-8795CD6AB · Oct 30
$4,489 NZD
$2,530 USD
View
19 more retailers have this diamond
Prices start from $566 NZDSave up to $3,923 NZD

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
$566 NZD