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Cushion|Lab Grown|IGI

1.03ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG689561855

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG689561855

Diamond specifications and retailer prices

From $376 SGD
$294 USD
As of November 1, 2026
Save $2,015 SGD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,391 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689561855 or 689561855. Listed at 18 retailers as of October 31, 2026, with prices from $376 to $2,391, a $2,015 spread on the same certified stone. Brilliant Earth lists it at $2,391. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689561855
Dimensions6.99 × 5.34 × 3.68 mm
L/W Ratio1.31
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
6.99 mm5.34 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689561855
Side View
Table 62.0%Crown 36.4°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 68.9%

Caratlytics Score

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A+
Exceptional
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: $2,391 SGD|Low: $372 SGD|High: $3,107 SGD|Avg: $1,094 SGD|-23.0%
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
November 2, 2026
Retailer 9$376 SGD
Retailer 15$418 SGD
Retailer 12$646 SGD
Retailer 4$695 SGD
Retailer 11$706 SGD
Retailer 8$720 SGD
Retailer 14$729 SGD
Retailer 2$800 SGD
Retailer 13$1,017 SGD
Retailer 3$1,112 SGD
Retailer 6$1,409 SGD
Retailer 10$1,674 SGD
Retailer 5$1,785 SGD
Retailer 7$1,856 SGD
Brilliant Earth$2,391 SGD

38 data points across 15 retailers

18 retailers$376 SGD to $2,391 SGD

A+
Cheapest Retailer
-
$376 SGD
$294 USD
Final sale: no returns
Retailer 2
-
$418 SGD
$327 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$646 SGD
$505 USD
View
A
Retailer 4
-
$695 SGD
$544 USD
View
A
Retailer 5
-
$706 SGD
€526 EUR
View
A
Retailer 6
-
$720 SGD
ZAR 9,104 ZAR
View
A
Retailer 7
-
$729 SGD
$570 USD
View
A
Retailer 8
-
$753 SGD
$589 USD
View
A
Retailer 9
-
$800 SGD
£493 GBP
View
A
Retailer 10
-
$1,017 SGD
A$1,224 AUD
View
B+
Retailer 11
-
$1,112 SGD
$870 USD
View
B+
Retailer 12
-
$1,409 SGD
$1,102 USD
View
B+
Retailer 13
-
$1,546 SGD
$1,209 USD
View
B+
Retailer 14
-
$1,674 SGD
£1,031 GBP
View
Retailer 15
-
$1,696 SGD
$1,327 USD
View
Price last confirmed 62 days ago
B
Retailer 16
-
$1,785 SGD
$1,397 USD
View
Retailer 17
-
$1,856 SGD
A$2,233 AUD
View
Price last confirmed 28 days ago
Most Expensive
B
Brilliant Earth
14715268A · Oct 31
$2,391 SGD
$1,870 USD
View
17 more retailers have this diamond
Prices start from $376 SGDSave up to $2,015 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+
1.03ct Cushion
$376 SGD