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Cushion|Lab Grown|IGI

5.39ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG817695377

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG817695377

Diamond specifications and retailer prices

From $13,582 NZD
$7,655 USD
As of November 1, 2026
Save $54,776 NZD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $68,358 NZD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.39ct lab-grown cushion diamond

This 5.39ct 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 LG817695377 or 817695377. Listed at 18 retailers as of October 31, 2026, with prices from $13,582 to $68,358, a $54,776 spread on the same certified stone. With Clarity lists it at $68,358. 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

5.39
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817695377
Dimensions10.43 × 9.54 × 6.43 mm
L/W Ratio1.09
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
10.43 mm9.54 mm5.39 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817695377
Side View
Table 58.0%Crown 34.3°Girdle: MED-THKPavilion 35.4°Culet: NoneDepth 67.4%

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: Nov 1
Current: $18,744 NZD|Low: $13,582 NZD|High: $68,358 NZD|Avg: $29,964 NZD|-16.8%
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
Retailer 14
Retailer 15
Retailer 16
With Clarity
November 1, 2026
Retailer 3$13,582 NZD
Retailer 10$14,693 NZD
Retailer 2$15,126 NZD
Retailer 7$15,220 NZD
Retailer 6$17,628 NZD
Retailer 1$18,744 NZD
Retailer 15$19,003 NZD
Retailer 4$19,783 NZD
Retailer 5$21,795 NZD
Retailer 9$29,523 NZD
Retailer 14$30,044 NZD
Retailer 12$30,092 NZD
Retailer 11$30,630 NZD
Retailer 13$30,922 NZD
Retailer 8$50,970 NZD
Retailer 16$62,415 NZD
With Clarity$68,358 NZD

31 data points across 17 retailers

18 retailers$13,582 NZD to $68,358 NZD

A
Cheapest Retailer
-
$13,582 NZD
$7,655 USD
A
Retailer 2
-
$14,693 NZD
$8,281 USD
View
Final sale: no returns
A
Retailer 3
-
$15,126 NZD
$8,525 USD
View
Retailer 4
-
$15,220 NZD
$8,578 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$17,628 NZD
$9,935 USD
View
A
Retailer 6
-
$18,744 NZD
£8,318 GBP
View
Retailer 7
-
$19,003 NZD
$10,710 USD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$19,783 NZD
$11,150 USD
View
A
Retailer 9
-
$21,795 NZD
£9,672 GBP
View
A
Retailer 10
-
$28,259 NZD
$15,927 USD
View
B+
Retailer 11
-
$29,523 NZD
€15,847 EUR
View
B+
Retailer 12
-
$30,044 NZD
£13,333 GBP
View
B+
Retailer 13
-
$30,092 NZD
$16,960 USD
View
B+
Retailer 14
-
$30,630 NZD
$17,263 USD
View
B+
Retailer 15
-
$30,922 NZD
ZAR 281,549 ZAR
View
B+
Retailer 16
-
$50,970 NZD
$28,727 USD
View
B
Retailer 17
-
$62,415 NZD
SGD 47,537 SGD
View
Most Expensive
B
With Clarity
817695377 · Oct 31
$68,358 NZD
$38,527 USD
View
17 more retailers have this diamond
Prices start from $13,582 NZDSave up to $54,776 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
5.39ct Cushion
$13,582 NZD