Round|Natural|GIA

0.50ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 5403516956

Certificate GIA 5403516956

Diamond specifications and retailer prices

From $520 USD
As of October 31, 2026
Save $1,247 USD (71%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,767 USD 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 5403516956. Listed at 26 retailers as of October 30, 2026, with prices from $520 to $1,767, a $1,247 spread on the same certified stone. NZ Jewellers lists it at $1,767. 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
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle42°
OriginNatural
Grading LabGIA
CertificateGIA 5403516956
Dimensions5.09 × 5.01 × 3.12 mm
L/W Ratio1.02
Top View
5.09 mm5.01 mm0.50 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5403516956
Side View
Table 65.0%Crown 33.5°Girdle: STK-THKPavilion 42°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $687 USD|Low: $354 USD|High: $1,317 USD|Avg: $725 USD|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7$417 USD
Retailer 11$520 USD
Retailer 8$607 USD
Retailer 3$629 USD
Retailer 9$679 USD
Retailer 1$687 USD
Retailer 10$760 USD
Retailer 4$761 USD
Retailer 2$847 USD
Retailer 6$868 USD
Retailer 5$1,308 USD

39 data points across 11 retailers

26 retailers$520 USD to $1,767 USD

Retailer 1
-
$417 USD
₹39,733 INR
Price last confirmed 7 days ago
B+
Retailer 2
-
$520 USD
View
Final sale: no returns
Retailer 3
-
$563 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$563 USD
View
Price last confirmed 14 days ago
B+
Retailer 5
-
$563 USD
View
B+
Retailer 6
-
$580 USD
View
Retailer 7
-
$580 USD
View
Price last confirmed 37 days ago
B+
Retailer 8
-
$607 USD
View
Retailer 9
-
$607 USD
View
Price last confirmed 16 days ago
Retailer 10
-
$650 USD
View
Price last confirmed 34 days ago
B
Retailer 11
-
$650 USD
View
B
Retailer 12
-
$650 USD
View
B
Retailer 13
-
$679 USD
£535 GBP
View
B
Retailer 14
-
$680 USD
View
B
Retailer 15
-
$687 USD
£541 GBP
View
B
Retailer 16
-
$695 USD
View
B
Retailer 17
-
$760 USD
View
B
Retailer 18
-
$761 USD
€725 EUR
View
B
Retailer 19
-
$784 USD
View
Retailer 20
-
$847 USD
A$1,303 AUD
View
Price last confirmed 28 days ago
B
Retailer 21
-
$868 USD
ZAR 14,021 ZAR
View
B
Retailer 22
-
$1,065 USD
A$1,638 AUD
View
B
Retailer 23
-
$1,308 USD
£1,030 GBP
View
Retailer 24
-
$1,767 USD
View
Price last confirmed 37 days ago
Retailer 25
-
$1,767 USD
View
Price last confirmed 14 days ago
Most Expensive
C
NZ Jewellers
1f09834f-6cc1-4e71-81e7-a4634a0af73d · Oct 30
$1,767 USD
View
25 more retailers have this diamond
Prices start from $520 USDSave up to $1,247 USD

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+
0.50ct Round
$520 USD