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Cushion|Lab Grown|IGI

4.18ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG784645332

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

Certificate IGI LG784645332

Diamond specifications and retailer prices

From $5,174 SGD
$4,047 USD
As of October 30, 2026
Save $27,106 SGD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $32,280 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.18ct lab-grown cushion diamond

This 4.18ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645332 or 784645332. Listed at 11 retailers as of October 30, 2026, with prices from $5,174 to $32,280, a $27,106 spread on the same certified stone. Do Amore Diamonds lists it at $32,280. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.18
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645332
Dimensions6.24 × 9.16 × 9.12 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
6.24 mm9.16 mm4.18 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645332
Side View
Table 60.0%Crown 36.3°Girdle: STK-THKPavilion 38.8°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $32,280 SGD|Low: $5,102 SGD|High: $41,343 SGD|Avg: $13,690 SGD|-21.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3$5,174 SGD
Retailer 6$5,638 SGD
Retailer 5$5,865 SGD
Retailer 10$7,144 SGD
Retailer 8$8,494 SGD
Retailer 2$10,297 SGD
Retailer 9$10,438 SGD
Retailer 7$12,938 SGD
Retailer 4$16,555 SGD
Do Amore Diamonds$32,280 SGD

28 data points across 10 retailers

11 retailers$5,174 SGD to $32,280 SGD

A+
Cheapest Retailer
-
$5,174 SGD
$4,047 USD
A
Retailer 2
-
$5,638 SGD
$4,410 USD
View
A
Retailer 3
-
$5,865 SGD
$4,588 USD
View
A
Retailer 4
-
$7,144 SGD
$5,588 USD
View
Final sale: no returns
A
Retailer 5
-
$8,494 SGD
$6,644 USD
View
A
Retailer 6
-
$10,297 SGD
€7,671 EUR
View
Retailer 7
-
$10,438 SGD
$8,165 USD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$12,938 SGD
£7,969 GBP
View
B+
Retailer 9
-
$16,555 SGD
$12,950 USD
View
B
Retailer 10
-
$25,416 SGD
$19,881 USD
View
Most Expensive
B
Do Amore Diamonds
27-8D46A4259 · Oct 31
$32,280 SGD
$25,250 USD
View
10 more retailers have this diamond
Prices start from $5,174 SGDSave up to $27,106 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+
4.18ct Cushion
$5,174 SGD