Round|Natural|GIA

0.45ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2566515261

Certificate GIA 2566515261

Diamond specifications and retailer prices

From €248 EUR
₹26,400 INR
As of November 1, 2026
Save €1,053 EUR (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,301 EUR at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566515261. Listed at 20 retailers as of October 30, 2026, with prices from €248 to €1,301, a €1,053 spread on the same certified stone. NZ Jewellers lists it at €1,301. 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
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2566515261
Dimensions4.91 × 4.93 × 3.04 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Feather
Top View
4.91 mm4.93 mm0.45 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566515261
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.7%

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: Nov 1
Current: €1,301 EUR|Low: €248 EUR|High: €1,301 EUR|Avg: €497 EUR|+0.9%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 13€248 EUR
Retailer 11€298 EUR
Retailer 8€321 EUR
Retailer 20€337 EUR
Retailer 12€362 EUR
Retailer 6€366 EUR
Retailer 7€379 EUR
Retailer 10€379 EUR
Retailer 3€426 EUR
Retailer 18€436 EUR
Retailer 9€453 EUR
Retailer 14€454 EUR
Retailer 4€485 EUR
Retailer 19€508 EUR
Retailer 5€527 EUR
Retailer 16€528 EUR
Retailer 2€561 EUR
Retailer 15€681 EUR
Retailer 17€778 EUR
NZ Jewellers€1,301 EUR

17 data points across 20 retailers

20 retailers€248 EUR to €1,301 EUR

A
Cheapest Retailer
-
€248 EUR
₹26,400 INR
A
Retailer 2
-
€298 EUR
HK$2,600 HKD
View
A
Retailer 3
-
€321 EUR
$359 USD
View
A
Retailer 4
-
€337 EUR
$376 USD
View
A
Retailer 5
-
€362 EUR
SGD 547 SGD
View
A
Retailer 6
-
€366 EUR
$409 USD
View
A
Retailer 7
-
€379 EUR
$423 USD
View
A
Retailer 8
-
€379 EUR
$423 USD
View
B+
Retailer 9
-
€426 EUR
£375 GBP
View
B+
Retailer 10
-
€436 EUR
£384 GBP
View
B+
Retailer 11
-
€453 EUR
$506 USD
View
B+
Retailer 12
-
€454 EUR
$507 USD
View
B+
Retailer 13
-
€485 EUR
$542 USD
View
B+
Retailer 14
-
€508 EUR
$567 USD
View
B+
Retailer 15
-
€527 EUR
ZAR 9,504 ZAR
View
B+
Retailer 16
-
€528 EUR
$590 USD
View
B+
Retailer 17
-
€561 EUR
View
B
Retailer 18
-
€681 EUR
£599 GBP
View
B
Retailer 19
-
€778 EUR
£684 GBP
View
Most Expensive
B
NZ Jewellers
0a2bfe8e-fc94-4022-b8e1-13fced6c462f · Oct 30
€1,301 EUR
$1,454 USD
View
19 more retailers have this diamond
Prices start from €248 EURSave up to €1,053 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
€248 EUR