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Cushion|Lab Grown|IGI

1.07ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG837678319

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

Certificate IGI LG837678319

Diamond specifications and retailer prices

From $322 SGD
As of November 6, 2026
Save $1,678 SGD (84%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,999 SGD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.07ct lab-grown cushion diamond

This 1.07ct 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 LG837678319 or 837678319. Listed at 7 retailers as of November 6, 2026, with prices from $322 to $1,999, a $1,678 spread on the same certified stone. Do Amore Diamonds lists it at $1,999. 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

1.07
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837678319
Dimensions6.04 × 6.04 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.04 mm6.04 mm1.07 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837678319
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.2°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: Nov 6
Current: $1,999 SGD|Low: $322 SGD|High: $2,294 SGD|Avg: $773 SGD|+27.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$322 SGD
Retailer 5$351 SGD
Retailer 2$368 SGD
Retailer 3$509 SGD
Retailer 7$647 SGD
Retailer 4$1,333 SGD
Do Amore Diamonds$1,999 SGD

27 data points across 7 retailers

7 retailers$322 SGD to $1,999 SGD

A
Cheapest Retailer
-
$322 SGD
B+
Retailer 2
-
$351 SGD
View
A
Retailer 3
-
$368 SGD
View
A
Retailer 4
-
$509 SGD
View
B+
Retailer 5
-
$647 SGD
View
B
Retailer 6
-
$1,333 SGD
View
Most Expensive
C
Do Amore Diamonds
27-6E9AC5900 · Nov 6
$1,999 SGD
$1,560 USD
View
6 more retailers have this diamond
Prices start from $322 SGDSave up to $1,678 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
1.07ct Cushion
$322 SGD