Round|Natural|GIA

0.45ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7566227660

Certificate GIA 7566227660

Diamond specifications and retailer prices

From €590 EUR
As of November 6, 2026
Save €1,365 EUR (70%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,955 EUR at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7566227660. Listed at 16 retailers as of November 4, 2026, with prices from €590 to €1,955, a €1,365 spread on the same certified stone. NZ Jewellers lists it at €1,955. 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

0.45
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7566227660
Dimensions4.87 × 4.89 × 3.03 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal
Top View
4.87 mm4.89 mm0.45 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 7566227660
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 6
Current: €1,955 EUR|Low: €454 EUR|High: €1,955 EUR|Avg: €809 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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 7€533 EUR
Retailer 8€581 EUR
Retailer 13€592 EUR
Retailer 4€624 EUR
Retailer 15€624 EUR
Retailer 6€648 EUR
Retailer 10€686 EUR
Retailer 5€719 EUR
Retailer 3€740 EUR
Retailer 16€754 EUR
Retailer 12€784 EUR
Retailer 9€829 EUR
Retailer 11€967 EUR
Retailer 2€1,225 EUR
Retailer 14€1,406 EUR
NZ Jewellers€1,955 EUR

38 data points across 16 retailers

16 retailers€590 EUR to €1,955 EUR

Retailer 1
-
€581 EUR
Price last confirmed 27 days ago
A
Retailer 2
-
€590 EUR
View
A
Retailer 3
-
€592 EUR
View
B+
Retailer 4
-
€624 EUR
View
Retailer 5
-
€624 EUR
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€648 EUR
View
B+
Retailer 7
-
€686 EUR
View
B+
Retailer 8
-
€719 EUR
View
B+
Retailer 9
-
€740 EUR
View
B+
Retailer 10
-
€754 EUR
View
B+
Retailer 11
-
€784 EUR
View
B+
Retailer 12
-
€829 EUR
View
B+
Retailer 13
-
€967 EUR
View
B
Retailer 14
-
€1,225 EUR
View
B
Retailer 15
-
€1,406 EUR
View
Most Expensive
B
NZ Jewellers
e2978376-a40a-4fd7-b94b-440d1320093a · Nov 4
€1,955 EUR
$2,194 USD
View
15 more retailers have this diamond
Prices start from €590 EURSave up to €1,365 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
0.45ct Round
€590 EUR