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Round|Natural|GIA

0.50ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 6495450286

Certificate GIA 6495450286

Diamond specifications and retailer prices

From €332 EUR
HK$2,900 HKD
As of November 1, 2026
Save €1,292 EUR (80%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,625 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural round diamond

This 0.5ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6495450286. Listed at 24 retailers as of October 30, 2026, with prices from €332 to €1,625, a €1,292 spread on the same certified stone. NZ Jewellers lists it at €1,625. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.50
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31°
Pavilion angle42.2°
OriginNatural
Grading LabGIA
CertificateGIA 6495450286
Dimensions5.09 × 5.03 × 3.11 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
5.09 mm5.03 mm0.50 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6495450286
Side View
Table 64.0%Crown 31°Girdle: STK-THKPavilion 42.2°Culet: NoneDepth 61.5%

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: €522 EUR|Low: €332 EUR|High: €990 EUR|Avg: €558 EUR|+3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7€332 EUR
Retailer 11€391 EUR
Retailer 10€435 EUR
Retailer 3€456 EUR
Retailer 1€522 EUR
Retailer 4€548 EUR
Retailer 5€583 EUR
Retailer 9€609 EUR
Retailer 6€654 EUR
Retailer 2€679 EUR
Retailer 8€980 EUR

36 data points across 11 retailers

24 retailers€332 EUR to €1,625 EUR

A
Cheapest Retailer
-
€332 EUR
HK$2,900 HKD
B+
Retailer 2
-
€391 EUR
$437 USD
View
Final sale: no returns
B+
Retailer 3
-
€423 EUR
$473 USD
View
A
Retailer 4
-
€435 EUR
SGD 656 SGD
View
B+
Retailer 5
-
€437 EUR
A$750 AUD
View
B+
Retailer 6
-
€451 EUR
SGD 681 SGD
View
B+
Retailer 7
-
€456 EUR
$510 USD
View
B+
Retailer 8
-
€456 EUR
$510 USD
View
B+
Retailer 9
-
€461 EUR
$515 USD
View
B+
Retailer 10
-
€489 EUR
$546 USD
View
B+
Retailer 11
-
€489 EUR
$546 USD
View
B+
Retailer 12
-
€522 EUR
£459 GBP
View
B+
Retailer 13
-
€523 EUR
£460 GBP
View
B+
Retailer 14
-
€541 EUR
$605 USD
View
B+
Retailer 15
-
€548 EUR
£482 GBP
View
B+
Retailer 16
-
€558 EUR
$623 USD
View
B+
Retailer 17
-
€583 EUR
View
B
Retailer 18
-
€591 EUR
$660 USD
View
B
Retailer 19
-
€599 EUR
$669 USD
View
B
Retailer 20
-
€609 EUR
$680 USD
View
B
Retailer 21
-
€654 EUR
ZAR 11,806 ZAR
View
Retailer 22
-
€679 EUR
A$1,167 AUD
View
Price last confirmed 29 days ago
B
Retailer 23
-
€980 EUR
£862 GBP
View
Most Expensive
C
NZ Jewellers
2bf60d4b-caab-4a0c-94f0-101c968453b3 · Oct 30
€1,625 EUR
$1,815 USD
View
23 more retailers have this diamond
Prices start from €332 EURSave up to €1,292 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
0.50ct Round
€332 EUR