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Cushion|Lab Grown|IGI

4.50ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG841661553

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841661553

Diamond specifications and retailer prices

From $1,476 NZD
HK$6,500 HKD
As of October 30, 2026
Save $5,302 NZD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,778 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.5ct lab-grown cushion diamond

This 4.5ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841661553 or 841661553. Listed at 14 retailers as of October 30, 2026, with prices from $1,476 to $6,778, a $5,302 spread on the same certified stone. Brilliant Earth lists it at $6,778. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.50
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841661553
Dimensions11.76 × 8.36 × 5.31 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.76 mm8.36 mm4.50 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841661553
Side View
Table 69.0%Crown 34.7°Girdle: STK-VTKPavilion 37.9°Culet: NoneDepth 63.5%

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: Oct 30
Current: $6,778 NZD|Low: $1,309 NZD|High: $11,675 NZD|Avg: $3,970 NZD|-41.9%
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 31, 2026
Retailer 4$1,309 NZD
Retailer 8$1,476 NZD
Retailer 5$1,606 NZD
Retailer 7$1,993 NZD
Retailer 14$2,108 NZD
Retailer 11$2,145 NZD
Retailer 3$2,669 NZD
Retailer 2$2,970 NZD
Retailer 10$4,303 NZD
Retailer 6$4,393 NZD
Retailer 13$5,358 NZD
Retailer 12$5,433 NZD
Retailer 9$6,018 NZD
Brilliant Earth$6,778 NZD

18 data points across 14 retailers

14 retailers$1,476 NZD to $6,778 NZD

Retailer 1
-
$1,309 NZD
£581 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
$1,476 NZD
HK$6,500 HKD
View
A
Retailer 3
-
$1,606 NZD
$905 USD
View
A
Retailer 4
-
$1,993 NZD
€1,070 EUR
View
B+
Retailer 5
-
$2,108 NZD
$1,188 USD
View
A
Retailer 6
-
$2,145 NZD
£952 GBP
View
A
Retailer 7
-
$2,669 NZD
$1,504 USD
View
A
Retailer 8
-
$2,970 NZD
$1,674 USD
View
B+
Retailer 9
-
$4,303 NZD
SGD 3,277 SGD
View
B+
Retailer 10
-
$4,393 NZD
$2,476 USD
View
B+
Retailer 11
-
$5,358 NZD
$3,020 USD
View
B
Retailer 12
-
$5,433 NZD
£2,411 GBP
View
B
Retailer 13
-
$6,018 NZD
$3,392 USD
View
Most Expensive
B
Brilliant Earth
21831528A · Oct 30
$6,778 NZD
$3,820 USD
View
13 more retailers have this diamond
Prices start from $1,476 NZDSave up to $5,302 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
4.50ct Cushion
$1,476 NZD