CaratHunter
Plans
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 HK$107,478 HKD
$13,699 USD
As of November 1, 2026
Save HK$379,677 HKD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$487,155 HKD 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 HK$107,478 to HK$487,155, a HK$379,677 spread on the same certified stone. With Clarity lists it at HK$487,155. 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
Colour
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: HK$145,241 HKD|Low: HK$104,262 HKD|High: HK$477,411 HKD|Avg: HK$220,063 HKD|+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 6HK$107,478 HKD
Retailer 9HK$115,740 HKD
Retailer 5HK$143,576 HKD
Retailer 1HK$145,241 HKD
Retailer 3HK$191,827 HKD
Retailer 4HK$197,756 HKD
Retailer 7HK$202,772 HKD
Retailer 2HK$210,406 HKD
Retailer 8HK$332,109 HKD
With ClarityHK$477,411 HKD

40 data points across 10 retailers

10 retailersHK$107,478 HKD to HK$487,155 HKD

A
Cheapest Retailer
-
HK$107,478 HKD
$13,699 USD
A
Retailer 2
-
HK$115,740 HKD
$14,752 USD
View
Retailer 3
-
HK$143,576 HKD
$18,300 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
HK$145,241 HKD
£14,577 GBP
View
B+
Retailer 5
-
HK$191,827 HKD
$24,450 USD
View
B+
Retailer 6
-
HK$197,756 HKD
£19,847 GBP
View
B+
Retailer 7
-
HK$202,772 HKD
$25,845 USD
View
B+
Retailer 8
-
HK$210,406 HKD
€25,541 EUR
View
B+
Retailer 9
-
HK$332,109 HKD
$42,330 USD
View
Most Expensive
B
With Clarity
6535577982 · Oct 31
HK$487,155 HKD
$62,092 USD
View
9 more retailers have this diamond
Prices start from HK$107,478 HKDSave up to HK$379,677 HKD

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
HK$107,478 HKD