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Cushion|Lab Grown|IGI

3.09ct H SI2 Cushion Lab Grown Diamond

EX • H/SI2 • IGI LG12220503

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG12220503

Diamond specifications and retailer prices

From $1,010 SGD
As of November 6, 2026
Save $4,091 SGD (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,101 SGD at Do Amore Diamonds · As of November 5, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12220503 or 12220503. Listed at 6 retailers as of November 5, 2026, with prices from $1,010 to $5,101, a $4,091 spread on the same certified stone. Do Amore Diamonds lists it at $5,101. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.09
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12220503
Dimensions8.57 × 8.50 × 5.57 mm
L/W Ratio1.01
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
8.57 mm8.50 mm3.09 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12220503
Side View
Table 63.5%Crown 36°Girdle: MED-UNDPavilion 39.3°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 6
Current: $5,101 SGD|Low: $1,010 SGD|High: $5,101 SGD|Avg: $2,189 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$1,010 SGD
Retailer 6$1,127 SGD
Retailer 5$1,134 SGD
Retailer 4$1,175 SGD
Retailer 3$3,456 SGD
Do Amore Diamonds$5,101 SGD

25 data points across 6 retailers

6 retailers$1,010 SGD to $5,101 SGD

A
Cheapest Retailer
-
$1,010 SGD
A
Retailer 2
-
$1,127 SGD
View
A
Retailer 3
-
$1,134 SGD
View
B+
Retailer 4
-
$1,175 SGD
View
B
Retailer 5
-
$3,456 SGD
View
Most Expensive
B
Do Amore Diamonds
7-1413945 · Nov 5
$5,101 SGD
$3,980 USD
View
5 more retailers have this diamond
Prices start from $1,010 SGDSave up to $4,091 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
$1,010 SGD