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Cushion|Lab Grown|IGI

3.55ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG574366459

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG574366459

Diamond specifications and retailer prices

From $1,006 SGD
$787 USD
As of October 31, 2026
Save $3,583 SGD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,589 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.55ct lab-grown cushion diamond

This 3.55ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG574366459 or 574366459. Listed at 15 retailers as of October 31, 2026, with prices from $1,006 to $4,589, a $3,583 spread on the same certified stone. Brilliant Earth lists it at $4,589. 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

3.55
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574366459
Dimensions9.52 × 7.93 × 5.36 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
9.52 mm7.93 mm3.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574366459
Side View
Table 62.0%Crown 36.4°Girdle: STK-VTKPavilion 34.1°Culet: NoneDepth 67.6%

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 31
Current: $4,589 SGD|Low: $886 SGD|High: $4,730 SGD|Avg: $2,501 SGD|-3.0%
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
Retailer 15
November 1, 2026
Retailer 5$1,006 SGD
Retailer 12$1,043 SGD
Retailer 11$1,285 SGD
Retailer 4$1,455 SGD
Retailer 2$1,657 SGD
Retailer 15$1,679 SGD
Retailer 14$1,693 SGD
Retailer 8$2,355 SGD
Retailer 10$2,421 SGD
Retailer 3$3,234 SGD
Retailer 13$3,557 SGD
Retailer 6$3,578 SGD
Retailer 7$3,595 SGD
Retailer 9$4,117 SGD
Brilliant Earth$4,589 SGD

43 data points across 15 retailers

15 retailers$1,006 SGD to $4,589 SGD

A
Cheapest Retailer
-
$1,006 SGD
$787 USD
Final sale: no returns
Retailer 2
-
$1,043 SGD
$816 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,285 SGD
$1,005 USD
View
A
Retailer 4
-
$1,455 SGD
$1,138 USD
View
A
Retailer 5
-
$1,657 SGD
£1,021 GBP
View
A
Retailer 6
-
$1,679 SGD
$1,313 USD
View
A
Retailer 7
-
$1,693 SGD
$1,324 USD
View
B+
Retailer 8
-
$2,355 SGD
A$2,834 AUD
View
B+
Retailer 9
-
$2,421 SGD
ZAR 30,595 ZAR
View
B
Retailer 10
-
$3,234 SGD
£1,992 GBP
View
B
Retailer 11
-
$3,557 SGD
$2,782 USD
View
B
Retailer 12
-
$3,578 SGD
$2,799 USD
View
B
Retailer 13
-
$3,595 SGD
$2,812 USD
View
B
Retailer 14
-
$4,117 SGD
£2,536 GBP
View
Most Expensive
B
Brilliant Earth
19068869A · Oct 31
$4,589 SGD
$3,590 USD
View
14 more retailers have this diamond
Prices start from $1,006 SGDSave up to $3,583 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
3.55ct Cushion
$1,006 SGD