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Cushion|Lab Grown|IGI

5.26ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG811634132

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811634132

Diamond specifications and retailer prices

From $17,589 NZD
$9,913 USD
As of November 1, 2026
Save $73,378 NZD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $90,967 NZD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.26ct lab-grown cushion diamond

This 5.26ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811634132 or 811634132. Listed at 10 retailers as of October 31, 2026, with prices from $17,589 to $90,967, a $73,378 spread on the same certified stone. With Clarity lists it at $90,967. 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

5.26
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634132
Dimensions11.74 × 9.34 × 6.12 mm
L/W Ratio1.26
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
11.74 mm9.34 mm5.26 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634132
Side View
Table 58.0%Crown 36.4°Girdle: STK-THKPavilion 35.1°Culet: NoneDepth 65.5%

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: Nov 1
Current: $19,225 NZD|Low: $17,589 NZD|High: $92,989 NZD|Avg: $34,231 NZD|-7.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 1, 2026
Retailer 3$17,589 NZD
Retailer 8$18,305 NZD
Retailer 1$19,225 NZD
Retailer 6$19,531 NZD
Retailer 4$20,233 NZD
Retailer 5$28,098 NZD
Retailer 2$31,153 NZD
Retailer 9$47,224 NZD
Retailer 7$54,181 NZD
With Clarity$90,967 NZD

38 data points across 10 retailers

10 retailers$17,589 NZD to $90,967 NZD

A
Cheapest Retailer
-
$17,589 NZD
$9,913 USD
A
Retailer 2
-
$18,305 NZD
HK$80,600 HKD
View
A
Retailer 3
-
$19,225 NZD
$10,835 USD
View
A
Retailer 4
-
$19,531 NZD
$11,008 USD
View
A
Retailer 5
-
$20,233 NZD
£8,979 GBP
View
A
Retailer 6
-
$28,098 NZD
€15,082 EUR
View
B+
Retailer 7
-
$31,153 NZD
£13,825 GBP
View
B
Retailer 8
-
$47,224 NZD
$26,616 USD
View
B
Retailer 9
-
$54,181 NZD
$30,536 USD
View
Most Expensive
B
With Clarity
811634132 · Oct 31
$90,967 NZD
$51,269 USD
View
9 more retailers have this diamond
Prices start from $17,589 NZDSave up to $73,378 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
5.26ct Cushion
$17,589 NZD