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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 $7,655 USD
As of October 30, 2026
Save $30,872 USD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $38,527 USD at With Clarity · As of October 30, 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 30, 2026, with prices from $7,655 to $38,527, a $30,872 spread on the same certified stone. With Clarity lists it at $38,527. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $17,263 USD|Low: $7,655 USD|High: $38,527 USD|Avg: $16,855 USD|-34.5%
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
October 30, 2026
Retailer 3$7,655 USD
Retailer 2$8,525 USD
Retailer 7$8,578 USD
Retailer 6$9,935 USD
Retailer 14$10,079 USD
Retailer 10$10,564 USD
Retailer 15$10,710 USD
Retailer 4$11,150 USD
Retailer 5$12,283 USD
Retailer 12$16,757 USD
Retailer 13$16,933 USD
Retailer 9$16,960 USD
Retailer 1$17,263 USD
Retailer 11$17,428 USD
Retailer 8$28,727 USD
Retailer 16$35,177 USD
With Clarity$38,527 USD

30 data points across 17 retailers

18 retailers$7,655 USD to $38,527 USD

A
Cheapest Retailer
-
$7,655 USD
A
Retailer 2
-
$8,525 USD
View
Retailer 3
-
$8,578 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$9,935 USD
View
A
Retailer 5
-
$10,079 USD
View
Final sale: no returns
A
Retailer 6
-
$10,564 USD
£8,318 GBP
View
Retailer 7
-
$10,710 USD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$11,150 USD
View
A
Retailer 9
-
$12,283 USD
£9,672 GBP
View
A
Retailer 10
-
$15,927 USD
View
B+
Retailer 11
-
$16,757 USD
€15,959 EUR
View
B+
Retailer 12
-
$16,933 USD
£13,333 GBP
View
B+
Retailer 13
-
$16,960 USD
View
B+
Retailer 14
-
$17,263 USD
View
B+
Retailer 15
-
$17,428 USD
ZAR 281,549 ZAR
View
B+
Retailer 16
-
$28,727 USD
View
B
Retailer 17
-
$35,177 USD
SGD 47,537 SGD
View
Most Expensive
B
With Clarity
817695377 · Oct 30
$38,527 USD
View
17 more retailers have this diamond
Prices start from $7,655 USDSave up to $30,872 USD

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
$7,655 USD