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Round|Natural|GIA

6.50ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 5231522527

Certificate GIA 5231522527

Diamond specifications and retailer prices

From €82,850 EUR
$92,560 USD
As of October 31, 2026
Save €62,854 EUR (43%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €145,704 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 6.5ct natural round diamond

This 6.5ct natural round sits in the over five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5231522527. Listed at 6 retailers as of October 31, 2026, with prices from €82,850 to €145,704, a €62,854 spread on the same certified stone. MOH London lists it at €145,704. 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

6.50
Carat
E
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5231522527
Dimensions11.75 × 11.85 × 7.49 mm
L/W Ratio1.01
Top View
11.75 mm11.85 mm6.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5231522527
Side View
Table 56.0%Crown 36.5°GirdlePavilion 41°Culet: NoneDepth 63.5%

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: Oct 31
Current: €145,704 EUR|Low: €82,850 EUR|High: €154,986 EUR|Avg: €105,147 EUR|-5.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4€82,850 EUR
Retailer 6€84,547 EUR
Retailer 7€89,940 EUR
Retailer 2€92,808 EUR
Retailer 5€93,294 EUR
Retailer 3€113,201 EUR
Retailer 8€118,853 EUR
MOH London€145,704 EUR

41 data points across 8 retailers

6 retailers€82,850 EUR to €145,704 EUR

A
Cheapest Retailer
-
€82,850 EUR
$92,560 USD
A
Retailer 2
-
€84,547 EUR
$94,456 USD
View
A
Retailer 3
-
€92,808 EUR
£81,642 GBP
View
Retailer 4
-
€93,294 EUR
$104,229 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€113,201 EUR
View
Most Expensive
B+
MOH London
F7C53D751 · Nov 1
€145,704 EUR
£128,174 GBP
View
5 more retailers have this diamond
Prices start from €82,850 EURSave up to €62,854 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
6.50ct Round
€82,850 EUR