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Cushion|Lab Grown|IGI

1.01ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG793611009

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

Certificate IGI LG793611009

Diamond specifications and retailer prices

From $237 SGD
$185 USD
As of November 1, 2026
Save $1,149 SGD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,385 SGD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG793611009 or 793611009. Listed at 14 retailers as of November 1, 2026, with prices from $237 to $1,385, a $1,149 spread on the same certified stone. Reve Diamonds lists it at $1,385. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793611009
Dimensions5.90 × 5.78 × 3.88 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.90 mm5.78 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793611009
Side View
Table 62.0%Crown 34.5°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 67.1%

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 1
Current: $465 SGD|Low: $225 SGD|High: $1,392 SGD|Avg: $639 SGD|+9.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 2, 2026
Retailer 5$237 SGD
Retailer 3$265 SGD
Retailer 10$417 SGD
Retailer 7$446 SGD
Retailer 1$465 SGD
Retailer 11$471 SGD
Retailer 12$498 SGD
Retailer 9$668 SGD
Retailer 8$703 SGD
Retailer 4$767 SGD
Retailer 2$913 SGD
Retailer 6$1,226 SGD
Reve Diamonds$1,385 SGD

41 data points across 13 retailers

14 retailers$237 SGD to $1,385 SGD

A
Cheapest Retailer
-
$237 SGD
$185 USD
Final sale: no returns
Retailer 2
-
$265 SGD
$207 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$417 SGD
$326 USD
View
A
Retailer 4
-
$446 SGD
€332 EUR
View
A
Retailer 5
-
$465 SGD
£286 GBP
View
A
Retailer 6
-
$471 SGD
$368 USD
View
A
Retailer 7
-
$498 SGD
£307 GBP
View
B+
Retailer 8
-
$668 SGD
$522 USD
View
B
Retailer 9
-
$703 SGD
$550 USD
View
Retailer 10
-
$741 SGD
$579 USD
View
Price last confirmed 113 days ago
B+
Retailer 11
-
$767 SGD
$600 USD
View
B
Retailer 12
-
$913 SGD
$714 USD
View
B
Retailer 13
-
$1,226 SGD
£755 GBP
View
Most Expensive
B
Reve Diamonds
EFC1AB465 · Nov 1
$1,385 SGD
$1,083 USD
View
13 more retailers have this diamond
Prices start from $237 SGDSave up to $1,149 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
$237 SGD