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Round|Natural|GIA

6.59ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 5202809839

Certificate GIA 5202809839

Diamond specifications and retailer prices

From $228,326 CAD
$163,452 USD
As of October 31, 2026
Save $85,320 CAD (27%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $313,646 CAD at Yorxs · As of October 31, 2026
View at Yorxs

About this 6.59ct natural round diamond

This 6.59ct natural round sits in the over five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5202809839. Listed at 8 retailers as of October 31, 2026, with prices from $228,326 to $313,646, a $85,320 spread on the same certified stone. Yorxs lists it at $313,646. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

6.59
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5202809839
Dimensions12.32 × 12.40 × 7.21 mm
L/W Ratio1.01
Top View
12.32 mm12.40 mm6.59 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5202809839
Side View
Table 60.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 58.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $277,788 CAD|Low: $228,326 CAD|High: $313,646 CAD|Avg: $261,021 CAD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 1, 2026
Retailer 5$228,326 CAD
Retailer 2$238,672 CAD
Retailer 3$252,030 CAD
Retailer 4$260,648 CAD
Retailer 1$277,788 CAD
Yorxs$313,646 CAD

43 data points across 6 retailers

8 retailers$228,326 CAD to $313,646 CAD

B+
Cheapest Retailer
-
$228,326 CAD
$163,452 USD
B
Retailer 2
-
$230,705 CAD
$165,155 USD
View
B+
Retailer 3
-
$238,672 CAD
₹16,272,197 INR
View
B
Retailer 4
-
$252,030 CAD
$180,421 USD
View
Retailer 5
-
$252,030 CAD
$180,421 USD
View
Price last confirmed 25 days ago
B
Retailer 6
-
$260,648 CAD
$186,590 USD
View
Final sale: no returns
B
Retailer 7
-
$277,788 CAD
£156,583 GBP
View
Most Expensive
B
Yorxs
TIM1528 · Oct 31
$313,646 CAD
€213,838 EUR
View
7 more retailers have this diamond
Prices start from $228,326 CADSave up to $85,320 CAD

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.

B+
6.59ct Round
$228,326 CAD