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Cushion|Lab Grown|IGI

1.02ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG778640051

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778640051

Diamond specifications and retailer prices

From $323 SGD
$253 USD
As of October 26, 2026
Save $1,735 SGD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,058 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778640051 or 778640051. Listed at 15 retailers as of October 26, 2026, with prices from $323 to $2,058, a $1,735 spread on the same certified stone. Brilliant Earth lists it at $2,058. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778640051
Dimensions7.24 × 4.93 × 3.46 mm
L/W Ratio1.47
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
7.24 mm4.93 mm1.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778640051
Side View
Table 62.0%Crown 37°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 70.2%

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 26
Current: $2,058 SGD|Low: $323 SGD|High: $2,122 SGD|Avg: $906 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 3$323 SGD
Retailer 15$359 SGD
Retailer 9$597 SGD
Retailer 4$610 SGD
Retailer 10$617 SGD
Retailer 8$639 SGD
Retailer 6$657 SGD
Retailer 2$671 SGD
Retailer 5$741 SGD
Retailer 11$877 SGD
Retailer 14$940 SGD
Retailer 16$1,133 SGD
Retailer 7$1,222 SGD
Retailer 13$1,448 SGD
Retailer 12$1,630 SGD
Brilliant Earth$2,058 SGD

41 data points across 16 retailers

15 retailers$323 SGD to $2,058 SGD

A
Cheapest Retailer
-
$323 SGD
$253 USD
Final sale: no returns
A
Retailer 2
-
$359 SGD
$281 USD
View
A
Retailer 3
-
$597 SGD
€445 EUR
View
A
Retailer 4
-
$610 SGD
$477 USD
View
A
Retailer 5
-
$617 SGD
ZAR 7,800 ZAR
View
A
Retailer 6
-
$657 SGD
$514 USD
View
A
Retailer 7
-
$671 SGD
£413 GBP
View
A
Retailer 8
-
$741 SGD
$580 USD
View
A
Retailer 9
-
$877 SGD
A$1,055 AUD
View
A
Retailer 10
-
$940 SGD
$735 USD
View
B+
Retailer 11
-
$1,133 SGD
View
B+
Retailer 12
-
$1,222 SGD
$956 USD
View
Retailer 13
-
$1,448 SGD
£892 GBP
View
Price last confirmed 9 days ago
Retailer 14
-
$1,630 SGD
$1,275 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21417353A · Oct 29
$2,058 SGD
$1,610 USD
View
14 more retailers have this diamond
Prices start from $323 SGDSave up to $1,735 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
1.02ct Cushion
$323 SGD