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Cushion|Lab Grown|IGI

3.09ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG621488045

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG621488045

Diamond specifications and retailer prices

From $897 SGD
£553 GBP
As of November 2, 2026
Save $4,333 SGD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,231 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown cushion diamond

This 3.09ct 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 LG621488045 or 621488045. Listed at 14 retailers as of November 2, 2026, with prices from $897 to $5,231, a $4,333 spread on the same certified stone. Do Amore Diamonds lists it at $5,231. 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

3.09
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621488045
Dimensions8.68 × 8.34 × 5.46 mm
L/W Ratio1.04
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
8.68 mm8.34 mm3.09 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621488045
Side View
Table 58.0%Crown 39.1°Girdle: MED-THKPavilion 37.3°Culet: NoneDepth 65.5%

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 2
Current: $5,231 SGD|Low: $897 SGD|High: $5,231 SGD|Avg: $2,098 SGD
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
November 2, 2026
Retailer 5$897 SGD
Retailer 10$1,004 SGD
Retailer 4$1,114 SGD
Retailer 12$1,142 SGD
Retailer 6$1,343 SGD
Retailer 7$1,702 SGD
Retailer 2$1,750 SGD
Retailer 3$2,358 SGD
Retailer 9$2,660 SGD
Retailer 11$2,733 SGD
Retailer 8$3,370 SGD
Do Amore Diamonds$5,231 SGD

42 data points across 12 retailers

14 retailers$897 SGD to $5,231 SGD

A
Cheapest Retailer
-
$897 SGD
£553 GBP
A
Retailer 2
-
$1,004 SGD
$785 USD
View
A
Retailer 3
-
$1,078 SGD
$843 USD
View
A
Retailer 4
-
$1,114 SGD
$871 USD
View
B+
Retailer 5
-
$1,142 SGD
$893 USD
View
A
Retailer 6
-
$1,343 SGD
£827 GBP
View
A
Retailer 7
-
$1,702 SGD
A$2,048 AUD
View
A
Retailer 8
-
$1,750 SGD
ZAR 22,111 ZAR
View
B+
Retailer 9
-
$2,358 SGD
£1,452 GBP
View
B+
Retailer 10
-
$2,660 SGD
$2,080 USD
View
B
Retailer 11
-
$2,733 SGD
$2,137 USD
View
B
Retailer 12
-
$2,774 SGD
$2,169 USD
View
Retailer 13
-
$3,370 SGD
£2,075 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-AF7763797 · Nov 2
$5,231 SGD
$4,090 USD
View
13 more retailers have this diamond
Prices start from $897 SGDSave up to $4,333 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
3.09ct Cushion
$897 SGD