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Cushion|Lab Grown|IGI

1.45ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG843667685

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843667685

Diamond specifications and retailer prices

From $596 SGD
£367 GBP
As of October 30, 2026
Save $3,150 SGD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,746 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.45ct lab-grown cushion diamond

This 1.45ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843667685 or 843667685. Listed at 14 retailers as of October 30, 2026, with prices from $596 to $3,746, a $3,150 spread on the same certified stone. Do Amore Diamonds lists it at $3,746. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667685
Dimensions8.85 × 5.66 × 3.76 mm
L/W Ratio1.56
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
8.85 mm5.66 mm1.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667685
Side View
Table 60.0%Crown 33°Girdle: STK-THKPavilion 33°Culet: NoneDepth 66.4%

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: $3,746 SGD|Low: $555 SGD|High: $5,101 SGD|Avg: $1,878 SGD|-26.6%
Do Amore Diamonds
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
October 31, 2026
Retailer 9$596 SGD
Retailer 12$733 SGD
Retailer 11$748 SGD
Retailer 13$846 SGD
Retailer 2$948 SGD
Retailer 14$1,107 SGD
Retailer 10$1,401 SGD
Retailer 4$1,597 SGD
Retailer 3$2,257 SGD
Retailer 6$2,309 SGD
Retailer 7$2,779 SGD
Retailer 8$3,119 SGD
Retailer 5$3,164 SGD
Do Amore Diamonds$3,746 SGD

18 data points across 14 retailers

14 retailers$596 SGD to $3,746 SGD

A
Cheapest Retailer
-
$596 SGD
£367 GBP
A
Retailer 2
-
$733 SGD
$573 USD
View
A
Retailer 3
-
$748 SGD
$585 USD
View
A
Retailer 4
-
$846 SGD
$662 USD
View
A
Retailer 5
-
$948 SGD
€706 EUR
View
A
Retailer 6
-
$1,107 SGD
$866 USD
View
A
Retailer 7
-
$1,401 SGD
A$1,686 AUD
View
B+
Retailer 8
-
$1,597 SGD
$1,250 USD
View
B+
Retailer 9
-
$2,257 SGD
£1,390 GBP
View
Retailer 10
-
$2,755 SGD
$2,155 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
$2,779 SGD
A$3,344 AUD
View
B
Retailer 12
-
$3,119 SGD
$2,440 USD
View
B
Retailer 13
-
$3,164 SGD
$2,475 USD
View
Most Expensive
B
Do Amore Diamonds
27-283402DBB · Oct 31
$3,746 SGD
$2,930 USD
View
13 more retailers have this diamond
Prices start from $596 SGDSave up to $3,150 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
1.45ct Cushion
$596 SGD