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Round|Natural|GIA

0.51ct E I1 Round Natural Diamond

EX • E/I1 • GIA 6552701775

Certificate GIA 6552701775

Diamond specifications and retailer prices

From €567 EUR
$634 USD
As of October 31, 2026
Save €191 EUR (25%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,603 EUR at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6552701775. Listed at 9 retailers as of October 29, 2026, with a 34% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6552701775
Dimensions5.07 × 5.11 × 3.18 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Feather
Top View
5.07 mm5.11 mm0.51 ctE / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552701775
Side View
Table 57.0%Crown 35.5°Girdle: STK-STKPavilion 41°Culet: NoneDepth 62.5%

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: €758 EUR|Low: €567 EUR|High: €846 EUR|Avg: €664 EUR|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2€567 EUR
Retailer 3€600 EUR
Retailer 4€600 EUR
Retailer 5€618 EUR
Retailer 1€758 EUR
Retailer 6€846 EUR

17 data points across 6 retailers

9 retailers€567 EUR to €758 EUR

Retailer 1
-
€463 EUR
$517 USD
Price last confirmed 23 days ago
Retailer 2
-
€516 EUR
$577 USD
View
Price last confirmed 32 days ago
Retailer 3
-
€534 EUR
$597 USD
View
Price last confirmed 22 days ago
B+
Retailer 4
-
€567 EUR
$634 USD
View
B+
Retailer 5
-
€600 EUR
$670 USD
View
B+
Retailer 6
-
€600 EUR
$670 USD
View
B+
Retailer 7
-
€618 EUR
$690 USD
View
B+
Retailer 8
-
€758 EUR
View
Most Expensive
NZ Jewellers
b56206ba-e8a8-4595-b76b-bc1c7bae313d · Sep 28
€1,603 EUR
$1,791 USD
View
Price last confirmed 33 days ago
8 more retailers have this diamond
Prices start from €567 EURSave up to €191 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.

B+
0.51ct Round
€567 EUR