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Cushion|Lab Grown|IGI

1.01ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG677514326

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG677514326

Diamond specifications and retailer prices

From $202 SGD
$158 USD
As of October 30, 2026
Save $871 SGD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,073 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG677514326 or 677514326. Listed at 10 retailers as of October 29, 2026, with prices from $202 to $1,073, a $871 spread on the same certified stone. MOH London lists it at $1,073. 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

1.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677514326
Dimensions6.89 × 5.51 × 3.65 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.89 mm5.51 mm1.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677514326
Side View
Table 62.0%Crown 31.2°Girdle: MED-VTKPavilion 40.8°Culet: NoneDepth 66.2%

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: Oct 30
Current: $1,073 SGD|Low: $202 SGD|High: $1,073 SGD|Avg: $478 SGD|+1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10$202 SGD
Retailer 7$228 SGD
Retailer 9$371 SGD
Retailer 3$388 SGD
Retailer 2$419 SGD
Retailer 4$429 SGD
Retailer 6$432 SGD
Retailer 8$541 SGD
Retailer 5$797 SGD
MOH London$1,073 SGD

43 data points across 10 retailers

10 retailers$202 SGD to $1,073 SGD

A
Cheapest Retailer
-
$202 SGD
$158 USD
Final sale: no returns
A
Retailer 2
-
$228 SGD
$178 USD
View
A
Retailer 3
-
$371 SGD
$290 USD
View
A
Retailer 4
-
$388 SGD
£239 GBP
View
A
Retailer 5
-
$419 SGD
$328 USD
View
A
Retailer 6
-
$429 SGD
£264 GBP
View
A
Retailer 7
-
$432 SGD
€322 EUR
View
B+
Retailer 8
-
$541 SGD
$423 USD
View
B+
Retailer 9
-
$797 SGD
$623 USD
View
Most Expensive
B
MOH London
LG677514326 · Oct 29
$1,073 SGD
£661 GBP
View
9 more retailers have this diamond
Prices start from $202 SGDSave up to $871 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
1.01ct Cushion
$202 SGD