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Cushion|Lab Grown|IGI

1.15ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846663371

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846663371

Diamond specifications and retailer prices

From $596 SGD
£367 GBP
As of October 30, 2026
Save $1,987 SGD (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,582 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.15ct lab-grown cushion diamond

This 1.15ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663371 or 846663371. Listed at 7 retailers as of October 30, 2026, with prices from $596 to $2,582, a $1,987 spread on the same certified stone. Brilliant Earth lists it at $2,582. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663371
Dimensions7.86 × 5.18 × 3.60 mm
L/W Ratio1.52
Girdle conditionFaceted
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
7.86 mm5.18 mm1.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663371
Side View
Table 62.0%Crown 37.4°Girdle: MED-THKPavilion 33.5°Culet: NoneDepth 69.5%

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 30
Current: $2,582 SGD|Low: $596 SGD|High: $2,713 SGD|Avg: $1,361 SGD|-1.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6$596 SGD
Retailer 3$767 SGD
Retailer 5$923 SGD
Retailer 2$979 SGD
Retailer 7$1,117 SGD
Retailer 4$2,322 SGD
Brilliant Earth$2,582 SGD

5 data points across 7 retailers

7 retailers$596 SGD to $2,582 SGD

A
Cheapest Retailer
-
$596 SGD
£367 GBP
A
Retailer 2
-
$767 SGD
$600 USD
View
A
Retailer 3
-
$923 SGD
$722 USD
View
A
Retailer 4
-
$979 SGD
$766 USD
View
A
Retailer 5
-
$1,117 SGD
€832 EUR
View
B+
Retailer 6
-
$2,322 SGD
$1,816 USD
View
Most Expensive
B
Brilliant Earth
22319601A · Oct 31
$2,582 SGD
$2,020 USD
View
6 more retailers have this diamond
Prices start from $596 SGDSave up to $1,987 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
1.15ct Cushion
$596 SGD