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Cushion|Lab Grown|IGI

0.60ct D SI1 Cushion Lab Grown Diamond

EX • D/SI1 • IGI LG660409087

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG660409087

Diamond specifications and retailer prices

From $342 CAD
$245 USD
As of October 28, 2026
Save $436 CAD (56%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $778 CAD at Riddles Jewelry · As of October 29, 2026
View at Riddles Jewelry

About this 0.6ct lab-grown cushion diamond

This 0.6ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG660409087 or 660409087. Listed at 4 retailers as of October 28, 2026, with prices from $342 to $778, a $436 spread on the same certified stone. Riddles Jewelry lists it at $778. 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

0.60
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660409087
Dimensions5.64 × 4.58 × 3.02 mm
L/W Ratio1.23
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.64 mm4.58 mm0.60 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660409087
Side View
Table 62.0%Crown 36°Girdle: MediumPavilion 38.7°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $659 CAD|Low: $321 CAD|High: $778 CAD|Avg: $567 CAD|+8.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Riddles Jewelry
October 19, 2026
Retailer 3$342 CAD
Retailer 2$398 CAD
Retailer 1$659 CAD
Retailer 4$740 CAD
Riddles Jewelry$778 CAD

7 data points across 5 retailers

4 retailers$342 CAD to $778 CAD

A
Cheapest Retailer
-
$342 CAD
$245 USD
B+
Retailer 2
-
$398 CAD
$285 USD
View
B
Retailer 3
-
$659 CAD
View
Most Expensive
B
Riddles Jewelry
1966217238 · Oct 29
$778 CAD
$557 USD
View
3 more retailers have this diamond
Prices start from $342 CADSave up to $436 CAD

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
0.60ct Cushion
$342 CAD