Round|Natural|GIA

0.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2546813503

Certificate GIA 2546813503

Diamond specifications and retailer prices

From $413 USD
As of November 6, 2026
Save $1,193 USD (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,846 USD at NZ Jewellers · As of October 3, 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 top-tier cut grade and certified by GIA 2546813503. Listed at 19 retailers as of November 5, 2026, with a 289% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.50
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2546813503
Dimensions5.05 × 5.08 × 3.20 mm
L/W Ratio1.01
Top View
5.05 mm5.08 mm0.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546813503
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: $413 USD|Low: $413 USD|High: $1,621 USD|Avg: $715 USD|-4.2%
Retailer 1
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
November 6, 2026
Retailer 1$413 USD
Retailer 3$473 USD
Retailer 6$479 USD
Retailer 14$515 USD
Retailer 7$516 USD
Retailer 13$558 USD
Retailer 9$587 USD
Retailer 8$660 USD
Retailer 10$681 USD
Retailer 12$698 USD
Retailer 5$738 USD
Retailer 11$757 USD
Retailer 15$779 USD
Retailer 4$1,291 USD
Retailer 2$1,606 USD

21 data points across 15 retailers

19 retailers$413 USD to $1,606 USD

A
Cheapest Retailer
-
$413 USD
A
Retailer 2
-
$473 USD
View
A
Retailer 3
-
$479 USD
View
A
Retailer 4
-
$515 USD
View
A
Retailer 5
-
$516 USD
View
Final sale: no returns
A
Retailer 6
-
$558 USD
View
A
Retailer 7
-
$587 USD
View
Retailer 8
-
$589 USD
View
Price last confirmed 36 days ago
Retailer 9
-
$634 USD
View
Price last confirmed 38 days ago
A
Retailer 10
-
$660 USD
View
Retailer 11
-
$679 USD
View
Price last confirmed 38 days ago
A
Retailer 12
-
$681 USD
View
A
Retailer 13
-
$698 USD
View
A
Retailer 14
-
$738 USD
View
A
Retailer 15
-
$757 USD
View
B+
Retailer 16
-
$779 USD
View
B
Retailer 17
-
$1,291 USD
View
B
Retailer 18
-
$1,606 USD
View
Most Expensive
NZ Jewellers
71966183-2c33-4c97-87f3-de397c55d0e4 · Oct 3
$1,846 USD
View
Price last confirmed 34 days ago
18 more retailers have this diamond
Prices start from $413 USDSave up to $1,193 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
$413 USD