Round|Natural|GIA

0.50ct G SI2 Round Natural Diamond

GD • G/SI2 • GIA 5242070737

Certificate GIA 5242070737

Diamond specifications and retailer prices

From $393 USD
As of November 4, 2026
Save $1,488 USD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,881 USD at NZ Jewellers · As of November 4, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 5242070737. Listed at 18 retailers as of November 4, 2026, with prices from $393 to $1,881, a $1,488 spread on the same certified stone. NZ Jewellers lists it at $1,881. 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
G
Color
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 5242070737
Dimensions4.84 × 4.93 × 3.19 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
4.84 mm4.93 mm0.50 ctG / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5242070737
Side View
Table 56.0%Crown 38.5°Girdle: THN-VTKPavilion 39.8°Culet: NoneDepth 65.3%

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 4
Current: $1,881 USD|Low: $389 USD|High: $1,881 USD|Avg: $658 USD
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
November 6, 2026
Retailer 8$393 USD
Retailer 7$452 USD
Retailer 16$455 USD
Retailer 13$491 USD
Retailer 10$512 USD
Retailer 3$529 USD
Retailer 17$529 USD
Retailer 5$566 USD
Retailer 6$566 USD
Retailer 2$579 USD
Retailer 11$600 USD
Retailer 4$622 USD
Retailer 12$622 USD
Retailer 9$627 USD
Retailer 15$676 USD
Retailer 14$1,131 USD
NZ Jewellers$1,881 USD

40 data points across 17 retailers

18 retailers$393 USD to $1,881 USD

A
Cheapest Retailer
-
$393 USD
B+
Retailer 2
-
$452 USD
View
Final sale: no returns
B+
Retailer 3
-
$455 USD
View
B+
Retailer 4
-
$491 USD
View
B+
Retailer 5
-
$502 USD
View
B+
Retailer 6
-
$512 USD
View
B+
Retailer 7
-
$529 USD
View
Retailer 8
-
$529 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$566 USD
View
B+
Retailer 10
-
$566 USD
View
B+
Retailer 11
-
$579 USD
View
B+
Retailer 12
-
$600 USD
View
B+
Retailer 13
-
$622 USD
View
B+
Retailer 14
-
$622 USD
View
B+
Retailer 15
-
$627 USD
View
B+
Retailer 16
-
$676 USD
View
B
Retailer 17
-
$1,131 USD
View
Most Expensive
C
NZ Jewellers
f7137f3e-0e55-40ba-8b18-01cc24999122 · Nov 4
$1,881 USD
View
17 more retailers have this diamond
Prices start from $393 USDSave up to $1,488 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.

A
0.50ct Round
$393 USD