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Cushion|Lab Grown|IGI

5.30ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG780662866

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG780662866

Diamond specifications and retailer prices

From $13,657 NZD
$7,697 USD
As of November 1, 2026
Save $40,778 NZD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $54,435 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.3ct lab-grown cushion diamond

This 5.3ct 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 LG780662866 or 780662866. Listed at 14 retailers as of October 31, 2026, with prices from $13,657 to $54,435, a $40,778 spread on the same certified stone. Taylor and Hart lists it at $54,435. 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

5.30
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662866
Dimensions11.38 × 9.49 × 6.26 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
11.38 mm9.49 mm5.30 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662866
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 66.0%

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: $18,284 NZD|Low: $13,657 NZD|High: $55,158 NZD|Avg: $29,459 NZD|-6.7%
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
Taylor and Hart
November 1, 2026
Retailer 12$13,657 NZD
Retailer 11$14,576 NZD
Retailer 7$17,738 NZD
Retailer 1$18,284 NZD
Retailer 4$18,532 NZD
Retailer 8$20,387 NZD
Retailer 13$28,016 NZD
Retailer 9$28,310 NZD
Retailer 2$29,595 NZD
Retailer 6$31,385 NZD
Retailer 3$34,349 NZD
Retailer 10$42,085 NZD
Retailer 5$47,583 NZD
Taylor and Hart$54,435 NZD

38 data points across 14 retailers

14 retailers$13,657 NZD to $54,435 NZD

A
Cheapest Retailer
-
$13,657 NZD
$7,697 USD
A
Retailer 2
-
$14,576 NZD
$8,215 USD
View
A
Retailer 3
-
$17,738 NZD
$9,997 USD
View
A
Retailer 4
-
$18,284 NZD
$10,305 USD
View
A
Retailer 5
-
$18,532 NZD
HK$81,600 HKD
View
A
Retailer 6
-
$20,387 NZD
£9,047 GBP
View
A
Retailer 7
-
$28,016 NZD
$15,790 USD
View
A
Retailer 8
-
$28,310 NZD
€15,196 EUR
View
B+
Retailer 9
-
$29,595 NZD
$16,680 USD
View
B+
Retailer 10
-
$31,385 NZD
£13,928 GBP
View
B+
Retailer 11
-
$34,349 NZD
ZAR 312,753 ZAR
View
B+
Retailer 12
-
$42,085 NZD
$23,719 USD
View
B
Retailer 13
-
$47,583 NZD
$26,818 USD
View
Most Expensive
B
Taylor and Hart
W20VB4K · Oct 31
$54,435 NZD
$30,680 USD
View
13 more retailers have this diamond
Prices start from $13,657 NZDSave up to $40,778 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
5.30ct Cushion
$13,657 NZD