CaratHunter
Plans
Cushion|Lab Grown|IGI

4.04ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG681578637

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG681578637

Diamond specifications and retailer prices

From $4,534 SGD
$3,536 USD
As of October 28, 2026
Save $19,879 SGD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $24,412 SGD at With Clarity · As of October 28, 2026
View at With Clarity

About this 4.04ct lab-grown cushion diamond

This 4.04ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG681578637 or 681578637. Listed at 21 retailers as of October 28, 2026, with prices from $4,534 to $24,412, a $19,879 spread on the same certified stone. With Clarity lists it at $24,412. 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

4.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681578637
Dimensions10.47 × 8.73 × 5.71 mm
L/W Ratio1.20
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
10.47 mm8.73 mm4.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681578637
Side View
Table 60.0%Crown 33.9°Girdle: STK-VTKPavilion 36.4°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
A
Excellent
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 28
Current: $6,911 SGD|Low: $4,534 SGD|High: $23,924 SGD|Avg: $10,787 SGD|-12.1%
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
Retailer 17
Retailer 18
With Clarity
October 29, 2026
Retailer 13$4,534 SGD
Retailer 5$4,628 SGD
Retailer 16$4,898 SGD
Retailer 3$5,777 SGD
Retailer 12$6,211 SGD
Retailer 8$6,895 SGD
Retailer 1$6,911 SGD
Retailer 18$7,109 SGD
Retailer 7$8,128 SGD
Retailer 14$9,958 SGD
Retailer 15$10,104 SGD
Retailer 11$11,971 SGD
Retailer 4$12,398 SGD
Retailer 9$13,029 SGD
Retailer 6$16,406 SGD
Retailer 10$16,719 SGD
Retailer 2$17,065 SGD
Retailer 17$19,792 SGD
With Clarity$23,924 SGD

35 data points across 19 retailers

21 retailers$4,534 SGD to $24,412 SGD

A
Cheapest Retailer
-
$4,534 SGD
$3,536 USD
Final sale: no returns
A
Retailer 2
-
$4,628 SGD
$3,610 USD
View
A
Retailer 3
-
$4,898 SGD
$3,820 USD
View
A
Retailer 4
-
$5,777 SGD
HK$35,200 HKD
View
A
Retailer 5
-
$6,211 SGD
£3,815 GBP
View
A
Retailer 6
-
$6,379 SGD
£3,917 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$6,895 SGD
$5,378 USD
View
A
Retailer 8
-
$6,911 SGD
€5,134 EUR
View
A
Retailer 9
-
$7,109 SGD
$5,545 USD
View
A
Retailer 10
-
$8,128 SGD
£4,992 GBP
View
A
Retailer 11
-
$8,758 SGD
$6,831 USD
View
Price last confirmed 93 days ago
A
Retailer 12
-
$9,958 SGD
ZAR 125,470 ZAR
View
A
Retailer 13
-
$10,104 SGD
A$12,124 AUD
View
B+
Retailer 14
-
$11,971 SGD
£7,352 GBP
View
B+
Retailer 15
-
$12,398 SGD
$9,670 USD
View
B+
Retailer 16
-
$13,029 SGD
$10,162 USD
View
B+
Retailer 17
-
$16,406 SGD
$12,796 USD
View
B+
Retailer 18
-
$16,719 SGD
View
B+
Retailer 19
-
$17,065 SGD
$13,310 USD
View
B
Retailer 20
-
$19,792 SGD
A$23,749 AUD
View
Price last confirmed 20 days ago
Most Expensive
B
With Clarity
681578637 · Oct 28
$24,412 SGD
$19,041 USD
View
20 more retailers have this diamond
Prices start from $4,534 SGDSave up to $19,879 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
4.04ct Cushion
$4,534 SGD