Round|Lab Grown|GIA

6.59ct D FL Round Lab Grown Diamond

EX • D/FL • GIA 6535577982

Certificate GIA 6535577982

Diamond specifications and retailer prices

From €12,262 EUR
$13,699 USD
As of November 1, 2026
Save €43,316 EUR (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €55,578 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 6.59ct lab-grown round diamond

This 6.59ct lab-grown round 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 GIA 6535577982. Listed at 10 retailers as of October 31, 2026, with prices from €12,262 to €55,578, a €43,316 spread on the same certified stone. With Clarity lists it at €55,578. 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

6.59
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6535577982
Dimensions12.17 × 12.11 × 7.33 mm
L/W Ratio1.00
Top View
12.17 mm12.11 mm6.59 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6535577982
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.3%

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: €16,570 EUR|Low: €11,895 EUR|High: €54,466 EUR|Avg: €25,106 EUR|+1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 1, 2026
Retailer 6€12,262 EUR
Retailer 9€13,204 EUR
Retailer 5€16,380 EUR
Retailer 1€16,570 EUR
Retailer 3€21,885 EUR
Retailer 4€22,561 EUR
Retailer 7€23,134 EUR
Retailer 2€24,005 EUR
Retailer 8€37,889 EUR
With Clarity€54,466 EUR

40 data points across 10 retailers

10 retailers€12,262 EUR to €55,578 EUR

A
Cheapest Retailer
-
€12,262 EUR
$13,699 USD
A
Retailer 2
-
€13,204 EUR
$14,752 USD
View
Retailer 3
-
€16,380 EUR
$18,300 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
€16,570 EUR
£14,577 GBP
View
B+
Retailer 5
-
€21,885 EUR
$24,450 USD
View
B+
Retailer 6
-
€22,561 EUR
£19,847 GBP
View
B+
Retailer 7
-
€23,134 EUR
$25,845 USD
View
B+
Retailer 8
-
€24,005 EUR
View
B+
Retailer 9
-
€37,889 EUR
$42,330 USD
View
Most Expensive
B
With Clarity
6535577982 · Oct 31
€55,578 EUR
$62,092 USD
View
9 more retailers have this diamond
Prices start from €12,262 EURSave up to €43,316 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
6.59ct Round
€12,262 EUR