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Cushion|Lab Grown|IGI

5.10ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG787622989

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG787622989

Diamond specifications and retailer prices

From $14,457 NZD
$8,148 USD
As of October 30, 2026
Save $73,743 NZD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $88,200 NZD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.1ct lab-grown cushion diamond

This 5.1ct 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 LG787622989 or 787622989. Listed at 12 retailers as of October 30, 2026, with prices from $14,457 to $88,200, a $73,743 spread on the same certified stone. With Clarity lists it at $88,200. 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

5.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787622989
Dimensions11.60 × 9.22 × 6.03 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
11.60 mm9.22 mm5.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787622989
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 35°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 30
Current: $20,088 NZD|Low: $14,457 NZD|High: $90,159 NZD|Avg: $35,522 NZD|-15.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 31, 2026
Retailer 4$14,457 NZD
Retailer 2$17,432 NZD
Retailer 7$17,737 NZD
Retailer 3$18,511 NZD
Retailer 1$20,088 NZD
Retailer 8$27,435 NZD
Retailer 5$28,478 NZD
Retailer 9$31,029 NZD
Retailer 10$45,788 NZD
Retailer 6$53,165 NZD
With Clarity$88,200 NZD

40 data points across 11 retailers

12 retailers$14,457 NZD to $88,200 NZD

A
Cheapest Retailer
-
$14,457 NZD
$8,148 USD
A
Retailer 2
-
$17,432 NZD
$9,825 USD
View
A
Retailer 3
-
$17,737 NZD
HK$78,100 HKD
View
A
Retailer 4
-
$18,511 NZD
$10,433 USD
View
A
Retailer 5
-
$20,088 NZD
£8,915 GBP
View
Retailer 6
-
$23,678 NZD
$13,345 USD
View
Price last confirmed 82 days ago
A
Retailer 7
-
$27,435 NZD
€14,726 EUR
View
A
Retailer 8
-
$28,478 NZD
$16,050 USD
View
B+
Retailer 9
-
$31,029 NZD
£13,770 GBP
View
B+
Retailer 10
-
$45,788 NZD
$25,806 USD
View
B
Retailer 11
-
$53,165 NZD
$29,964 USD
View
Most Expensive
B
With Clarity
787622989 · Oct 31
$88,200 NZD
$49,710 USD
View
11 more retailers have this diamond
Prices start from $14,457 NZDSave up to $73,743 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
5.10ct Cushion
$14,457 NZD