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Cushion|Lab Grown|IGI

5.28ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800677474

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677474

Diamond specifications and retailer prices

From $11,512 NZD
$6,488 USD
As of November 1, 2026
Save $64,215 NZD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $75,727 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.28ct lab-grown cushion diamond

This 5.28ct 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 LG800677474 or 800677474. Listed at 10 retailers as of October 31, 2026, with prices from $11,512 to $75,727, a $64,215 spread on the same certified stone. Do Amore Diamonds lists it at $75,727. 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

5.28
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677474
Dimensions11.21 × 9.32 × 6.44 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
11.21 mm9.32 mm5.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677474
Side View
Table 61.0%Crown 35.5°Girdle: STK-THKPavilion 38°Culet: NoneDepth 69.1%

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: Nov 1
Current: $75,727 NZD|Low: $11,512 NZD|High: $87,438 NZD|Avg: $28,430 NZD|-13.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 6$11,512 NZD
Retailer 9$12,562 NZD
Retailer 8$14,427 NZD
Retailer 10$16,554 NZD
Retailer 2$18,142 NZD
Retailer 4$19,702 NZD
Retailer 5$24,694 NZD
Retailer 3$28,176 NZD
Retailer 7$29,489 NZD
Do Amore Diamonds$75,727 NZD

30 data points across 10 retailers

10 retailers$11,512 NZD to $75,727 NZD

A+
Cheapest Retailer
-
$11,512 NZD
$6,488 USD
A
Retailer 2
-
$12,562 NZD
$7,080 USD
View
A
Retailer 3
-
$14,427 NZD
$8,131 USD
View
A
Retailer 4
-
$16,554 NZD
$9,330 USD
View
Final sale: no returns
A
Retailer 5
-
$18,142 NZD
$10,225 USD
View
A
Retailer 6
-
$19,702 NZD
$11,104 USD
View
A
Retailer 7
-
$24,694 NZD
€13,255 EUR
View
A
Retailer 8
-
$28,176 NZD
£12,504 GBP
View
B+
Retailer 9
-
$29,489 NZD
$16,620 USD
View
Most Expensive
B
Do Amore Diamonds
27-C23517C3C · Oct 31
$75,727 NZD
$42,680 USD
View
9 more retailers have this diamond
Prices start from $11,512 NZDSave up to $64,215 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+
5.28ct Cushion
$11,512 NZD