Round|Natural|GIA

0.73ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6551592318

Certificate GIA 6551592318

Diamond specifications and retailer prices

From €1,299 EUR
As of November 4, 2026
Save €1,160 EUR (47%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,435 EUR at NZ Jewellers · As of October 11, 2026
View at NZ Jewellers

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6551592318. Listed at 11 retailers as of November 4, 2026, with a 89% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.73
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6551592318
Dimensions5.81 × 5.79 × 3.59 mm
L/W Ratio1.00
Key to symbols
Cloud
Top View
5.81 mm5.79 mm0.73 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551592318
Side View
Table 55.0%Crown 33.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

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: Nov 4
Current: €1,857 EUR|Low: €830 EUR|High: €2,496 EUR|Avg: €1,552 EUR|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4€835 EUR
Retailer 5€1,299 EUR
Retailer 6€1,305 EUR
Retailer 7€1,408 EUR
Retailer 8€1,529 EUR
Retailer 2€1,730 EUR
Retailer 1€1,857 EUR
Retailer 3€2,459 EUR

42 data points across 8 retailers

11 retailers€1,299 EUR to €2,459 EUR

B+
Cheapest Retailer
-
€1,299 EUR
Final sale: no returns
B+
Retailer 2
-
€1,305 EUR
View
Retailer 3
-
€1,408 EUR
View
Price last confirmed 39 days ago
Retailer 4
-
€1,473 EUR
View
Price last confirmed 38 days ago
B+
Retailer 5
-
€1,529 EUR
View
Retailer 6
-
€1,625 EUR
View
Price last confirmed 38 days ago
B+
Retailer 7
-
€1,730 EUR
View
B
Retailer 8
-
€1,857 EUR
View
B
Retailer 9
-
€2,459 EUR
View
Retailer 10
-
€3,435 EUR
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
d7789cad-fae6-4351-a21c-83acf36b6ad4 · Oct 11
€3,435 EUR
$3,855 USD
View
Price last confirmed 26 days ago
10 more retailers have this diamond
Prices start from €1,299 EURSave up to €1,160 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+
0.73ct Round
€1,299 EUR