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Cushion|Lab Grown|IGI

1.04ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG850683607

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

Certificate IGI LG850683607

Diamond specifications and retailer prices

From $213 SGD
As of November 6, 2026
Save $210 SGD (50%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $423 SGD at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 1.04ct lab-grown cushion diamond

This 1.04ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG850683607 or 850683607. Listed at 2 retailers as of November 5, 2026, with prices from $213 to $423, a $210 spread on the same certified stone. 77 Diamonds lists it at $423. 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

1.04
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850683607
Dimensions5.91 × 5.83 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.91 mm5.83 mm1.04 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850683607
Side View
Table 61.0%Crown 34°Girdle: THN-STKPavilion 40.4°Culet: NoneDepth 68.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $423 SGD|Low: $213 SGD|High: $427 SGD|Avg: $398 SGD|-0.2%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2$213 SGD
77 Diamonds$423 SGD

7 data points across 2 retailers

2 retailers$213 SGD to $423 SGD

A
Cheapest Retailer
-
$213 SGD
Final sale: no returns
Most Expensive
A
77 Diamonds
CUSTVSUAJKRHRR · Nov 5
$423 SGD
£260 GBP
View
1 more retailer has this diamond
Prices start from $213 SGDSave up to $210 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
1.04ct Cushion
$213 SGD