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Cushion|Lab Grown|IGI

5.59ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG799630951

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799630951

Diamond specifications and retailer prices

From €8,984 EUR
$10,037 USD
As of November 1, 2026
Save €22,957 EUR (72%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €31,941 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.59ct lab-grown cushion diamond

This 5.59ct 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 LG799630951 or 799630951. Listed at 13 retailers as of October 31, 2026, with prices from €8,984 to €31,941, a €22,957 spread on the same certified stone. Taylor and Hart lists it at €31,941. 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

5.59
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle28.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799630951
Dimensions11.86 × 9.11 × 6.00 mm
L/W Ratio1.30
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
11.86 mm9.11 mm5.59 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799630951
Side View
Table 59.0%Crown 35.2°Girdle: MED-THKPavilion 28.5°Culet: NoneDepth 65.9%

Caratlytics Score

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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: Nov 1
Current: €12,223 EUR|Low: €7,436 EUR|High: €31,941 EUR|Avg: €15,949 EUR|-6.2%
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 5€7,436 EUR
Retailer 12€8,984 EUR
Retailer 13€9,925 EUR
Retailer 2€10,159 EUR
Retailer 8€10,280 EUR
Retailer 9€10,974 EUR
Retailer 1€12,223 EUR
Retailer 4€14,732 EUR
Retailer 7€16,602 EUR
Retailer 11€19,058 EUR
Retailer 6€20,886 EUR
Retailer 10€26,324 EUR
Retailer 3€28,639 EUR
Taylor and Hart€31,941 EUR

42 data points across 14 retailers

13 retailers€8,984 EUR to €31,941 EUR

A
Cheapest Retailer
-
€8,984 EUR
$10,037 USD
A
Retailer 2
-
€9,925 EUR
$11,088 USD
View
Final sale: no returns
A
Retailer 3
-
€10,159 EUR
$11,350 USD
View
Retailer 4
-
€10,280 EUR
$11,485 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
€10,974 EUR
$12,260 USD
View
A
Retailer 6
-
€12,223 EUR
£10,752 GBP
View
A
Retailer 7
-
€14,732 EUR
£12,960 GBP
View
B+
Retailer 8
-
€16,602 EUR
£14,605 GBP
View
B+
Retailer 9
-
€19,058 EUR
$21,292 USD
View
B+
Retailer 10
-
€20,886 EUR
ZAR 376,968 ZAR
View
B
Retailer 11
-
€26,324 EUR
$29,409 USD
View
B
Retailer 12
-
€28,639 EUR
$31,996 USD
View
Most Expensive
B
Taylor and Hart
4F4A1BD · Oct 31
€31,941 EUR
$35,685 USD
View
12 more retailers have this diamond
Prices start from €8,984 EURSave up to €22,957 EUR

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
5.59ct Cushion
€8,984 EUR