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Cushion|Lab Grown|IGI

1.01ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG842630129

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

Certificate IGI LG842630129

Diamond specifications and retailer prices

From $180 SGD
$141 USD
As of October 30, 2026
Save $1,512 SGD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,692 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 LG842630129 or 842630129. Listed at 11 retailers as of October 29, 2026, with prices from $180 to $1,692, a $1,512 spread on the same certified stone. MOH London lists it at $1,692. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842630129
Dimensions5.88 × 5.84 × 3.68 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
5.88 mm5.84 mm1.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842630129
Side View
Table 67.0%Crown 34.4°Girdle: STK-VTKPavilion 38.9°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,692 SGD|Low: $180 SGD|High: $1,703 SGD|Avg: $584 SGD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 9$180 SGD
Retailer 2$262 SGD
Retailer 3$275 SGD
Retailer 4$336 SGD
Retailer 8$363 SGD
Retailer 5$383 SGD
Retailer 7$518 SGD
Retailer 6$614 SGD
Retailer 10$720 SGD
Retailer 11$1,229 SGD
MOH London$1,692 SGD

21 data points across 11 retailers

11 retailers$180 SGD to $1,692 SGD

A
Cheapest Retailer
-
$180 SGD
$141 USD
Final sale: no returns
A
Retailer 2
-
$262 SGD
£162 GBP
View
B+
Retailer 3
-
$275 SGD
$215 USD
View
A
Retailer 4
-
$336 SGD
£207 GBP
View
A
Retailer 5
-
$363 SGD
$284 USD
View
A
Retailer 6
-
$383 SGD
£236 GBP
View
B+
Retailer 7
-
$518 SGD
$405 USD
View
B+
Retailer 8
-
$614 SGD
$480 USD
View
B
Retailer 9
-
$720 SGD
$563 USD
View
B
Retailer 10
-
$1,229 SGD
$961 USD
View
Most Expensive
B
MOH London
LG842630129 · Oct 29
$1,692 SGD
£1,042 GBP
View
10 more retailers have this diamond
Prices start from $180 SGDSave up to $1,512 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
$180 SGD