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Round|Natural|GIA

1.45ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6545380193

Certificate GIA 6545380193

Diamond specifications and retailer prices

From €3,098 EUR
As of November 5, 2026
Save €4,349 EUR (58%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €7,447 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.45ct natural round diamond

This 1.45ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545380193. Listed at 16 retailers as of November 5, 2026, with prices from €3,098 to €7,447, a €4,349 spread on the same certified stone. NZ Jewellers lists it at €7,447. 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

1.45
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545380193
Dimensions7.22 × 7.25 × 4.50 mm
L/W Ratio1.00
Top View
7.22 mm7.25 mm1.45 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6545380193
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €7,447 EUR|Low: €3,098 EUR|High: €7,447 EUR|Avg: €4,562 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 10€3,098 EUR
Retailer 8€3,295 EUR
Retailer 2€3,635 EUR
Retailer 5€3,728 EUR
Retailer 11€4,181 EUR
Retailer 13€4,268 EUR
Retailer 3€4,274 EUR
Retailer 4€4,274 EUR
Retailer 6€4,275 EUR
Retailer 7€4,399 EUR
Retailer 9€4,778 EUR
Retailer 12€6,789 EUR
NZ Jewellers€7,447 EUR

28 data points across 13 retailers

16 retailers€3,098 EUR to €7,447 EUR

A
Cheapest Retailer
-
€3,098 EUR
A
Retailer 2
-
€3,295 EUR
View
Final sale: no returns
A
Retailer 3
-
€3,635 EUR
View
A
Retailer 4
-
€3,728 EUR
View
A
Retailer 5
-
€3,913 EUR
View
A
Retailer 6
-
€4,181 EUR
View
A
Retailer 7
-
€4,268 EUR
View
A
Retailer 8
-
€4,274 EUR
View
A
Retailer 9
-
€4,274 EUR
View
Retailer 10
-
€4,274 EUR
View
Price last confirmed 8 days ago
A
Retailer 11
-
€4,275 EUR
View
A
Retailer 12
-
€4,399 EUR
View
A
Retailer 13
-
€4,498 EUR
View
A
Retailer 14
-
€4,778 EUR
View
B+
Retailer 15
-
€6,789 EUR
View
Most Expensive
B
NZ Jewellers
71afce18-8478-44f3-95ed-a6e1ce9ff6ec · Nov 5
€7,447 EUR
$8,358 USD
View
15 more retailers have this diamond
Prices start from €3,098 EURSave up to €4,349 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
1.45ct Round
€3,098 EUR