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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 $313 SGD
$245 USD
As of October 28, 2026
Save $399 SGD (56%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $712 SGD 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 $313 to $712, a $399 spread on the same certified stone. Riddles Jewelry lists it at $712. 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
Colour
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: $603 SGD|Low: $294 SGD|High: $712 SGD|Avg: $519 SGD|+8.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Riddles Jewelry
October 19, 2026
Retailer 3$313 SGD
Retailer 2$364 SGD
Retailer 1$603 SGD
Retailer 4$678 SGD
Riddles Jewelry$712 SGD

7 data points across 5 retailers

4 retailers$313 SGD to $712 SGD

A
Cheapest Retailer
-
$313 SGD
$245 USD
B+
Retailer 2
-
$364 SGD
$285 USD
View
B
Retailer 3
-
$603 SGD
CA$655 CAD
View
Most Expensive
B
Riddles Jewelry
1966217238 · Oct 29
$712 SGD
$557 USD
View
3 more retailers have this diamond
Prices start from $313 SGDSave up to $399 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
0.60ct Cushion
$313 SGD