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Cushion|Lab Grown|IGI

4.01ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG804605053

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804605053

Diamond specifications and retailer prices

From $6,925 SGD
$5,417 USD
As of October 30, 2026
Save $14,236 SGD (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $21,161 SGD at Riddles Jewelry · As of October 31, 2026
View at Riddles Jewelry

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804605053 or 804605053. Listed at 7 retailers as of October 30, 2026, with prices from $6,925 to $21,161, a $14,236 spread on the same certified stone. Riddles Jewelry lists it at $21,161. 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

4.01
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804605053
Dimensions10.82 × 8.61 × 5.52 mm
L/W Ratio1.26
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.82 mm8.61 mm4.01 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804605053
Side View
Table 60.0%Crown 34.4°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 64.1%

Caratlytics Score

How it works →
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: $13,289 SGD|Low: $5,429 SGD|High: $39,044 SGD|Avg: $14,914 SGD|+15.0%
Retailer 1
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
Riddles Jewelry
October 4, 2026
Retailer 10$6,925 SGD
Retailer 9$7,359 SGD
Retailer 13$7,621 SGD
Retailer 8$7,794 SGD
Retailer 3$8,255 SGD
Retailer 15$8,258 SGD
Retailer 14$10,028 SGD
Retailer 16$10,365 SGD
Retailer 2$11,963 SGD
Retailer 1$13,289 SGD
Retailer 5$14,567 SGD
Retailer 12$19,172 SGD
Retailer 11$20,233 SGD
Riddles Jewelry$21,161 SGD
Retailer 6$21,902 SGD
Retailer 7$28,044 SGD
Retailer 4$39,044 SGD

7 data points across 17 retailers

7 retailers$6,925 SGD to $21,161 SGD

A
Cheapest Retailer
-
$6,925 SGD
$5,417 USD
A
Retailer 2
-
$7,359 SGD
CA$7,995 CAD
View
A
Retailer 3
-
$7,621 SGD
$5,961 USD
View
Final sale: no returns
B+
Retailer 4
-
$13,289 SGD
$10,395 USD
View
B
Retailer 5
-
$19,172 SGD
$14,997 USD
View
B
Retailer 6
-
$20,233 SGD
$15,827 USD
View
Most Expensive
B
Riddles Jewelry
1976264185 · Oct 31
$21,161 SGD
$16,553 USD
View
6 more retailers have this diamond
Prices start from $6,925 SGDSave up to $14,236 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
4.01ct Cushion
$6,925 SGD