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Cushion|Lab Grown|IGI

4.01ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG811634114

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811634114

Diamond specifications and retailer prices

From $10,197 NZD
HK$44,900 HKD
As of October 30, 2026
Save $22,166 NZD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $32,363 NZD at With Clarity · As of October 30, 2026
View at With Clarity

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 LG811634114 or 811634114. Listed at 10 retailers as of October 30, 2026, with prices from $10,197 to $32,363, a $22,166 spread on the same certified stone. With Clarity lists it at $32,363. 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 angle36°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634114
Dimensions10.52 × 8.56 × 5.62 mm
L/W Ratio1.23
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
10.52 mm8.56 mm4.01 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634114
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 36°Culet: NoneDepth 65.7%

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 30
Current: $10,744 NZD|Low: $10,197 NZD|High: $39,297 NZD|Avg: $18,388 NZD|-18.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
October 30, 2026
Retailer 8$10,197 NZD
Retailer 6$10,628 NZD
Retailer 1$10,744 NZD
Retailer 7$12,541 NZD
Retailer 2$13,423 NZD
Retailer 4$13,831 NZD
Retailer 3$17,626 NZD
Retailer 5$21,914 NZD
Retailer 9$29,033 NZD
With Clarity$32,363 NZD

41 data points across 10 retailers

10 retailers$10,197 NZD to $32,363 NZD

A
Cheapest Retailer
-
$10,197 NZD
HK$44,900 HKD
A
Retailer 2
-
$10,628 NZD
$5,990 USD
View
A
Retailer 3
-
$10,744 NZD
£4,768 GBP
View
A
Retailer 4
-
$12,541 NZD
$7,068 USD
View
A
Retailer 5
-
$13,423 NZD
€7,205 EUR
View
Retailer 6
-
$13,831 NZD
$7,795 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$17,626 NZD
£7,822 GBP
View
B+
Retailer 8
-
$21,914 NZD
$12,351 USD
View
B
Retailer 9
-
$29,033 NZD
$16,363 USD
View
Most Expensive
B
With Clarity
811634114 · Oct 30
$32,363 NZD
$18,240 USD
View
9 more retailers have this diamond
Prices start from $10,197 NZDSave up to $22,166 NZD

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
$10,197 NZD