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Cushion|Lab Grown|IGI

4.50ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG517200654

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG517200654

Diamond specifications and retailer prices

From $1,162 SGD
$909 USD
As of October 29, 2026
Save $5,268 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,430 SGD 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 LG517200654 or 517200654. Listed at 12 retailers as of October 29, 2026, with prices from $1,162 to $6,430, a $5,268 spread on the same certified stone. Brilliant Earth lists it at $6,430. 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 angle37.9°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG517200654
Dimensions9.54 × 8.95 × 5.82 mm
L/W Ratio1.07
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
9.54 mm8.95 mm4.50 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG517200654
Side View
Table 66.0%Crown 37.9°Girdle: STK-VTKPavilion 32.5°Culet: NoneDepth 65.0%

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 29
Current: $6,430 SGD|Low: $1,110 SGD|High: $8,412 SGD|Avg: $2,917 SGD|-23.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 10$1,162 SGD
Retailer 2$1,432 SGD
Retailer 8$1,656 SGD
Retailer 4$1,845 SGD
Retailer 6$1,942 SGD
Retailer 9$1,974 SGD
Retailer 7$3,332 SGD
Retailer 11$3,837 SGD
Retailer 3$4,170 SGD
Retailer 5$4,541 SGD
Brilliant Earth$6,430 SGD

40 data points across 11 retailers

12 retailers$1,162 SGD to $6,430 SGD

A
Cheapest Retailer
-
$1,162 SGD
$909 USD
Final sale: no returns
A
Retailer 2
-
$1,432 SGD
$1,120 USD
View
A
Retailer 3
-
$1,656 SGD
$1,295 USD
View
A
Retailer 4
-
$1,845 SGD
£1,137 GBP
View
A
Retailer 5
-
$1,942 SGD
$1,519 USD
View
A
Retailer 6
-
$1,974 SGD
$1,544 USD
View
B+
Retailer 7
-
$3,332 SGD
£2,052 GBP
View
B+
Retailer 8
-
$3,837 SGD
$3,002 USD
View
B
Retailer 9
-
$4,170 SGD
$3,262 USD
View
B
Retailer 10
-
$4,541 SGD
£2,797 GBP
View
B
Retailer 11
-
$5,089 SGD
HK$31,100 HKD
View
Most Expensive
B
Brilliant Earth
17972656A · Oct 30
$6,430 SGD
$5,030 USD
View
11 more retailers have this diamond
Prices start from $1,162 SGDSave up to $5,268 SGD

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
$1,162 SGD