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Round|Natural|GIA

0.50ct K I2 Round Natural Diamond

EX • K/I2 • GIA 6451014648

Certificate GIA 6451014648

Diamond specifications and retailer prices

From $410 USD
As of November 4, 2026
Save $1,162 USD (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,572 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 K colour (faint-tinted) and I2 clarity (included), with a top-tier cut grade and certified by GIA 6451014648. Listed at 6 retailers as of November 4, 2026, with prices from $410 to $1,572, a $1,162 spread on the same certified stone. NZ Jewellers lists it at $1,572. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
K
Color
I2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6451014648
Dimensions5.05 × 5.07 × 3.18 mm
L/W Ratio1.00
Top View
5.05 mm5.07 mm0.50 ctK / I2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6451014648
Side View
Table 56.0%Crown 36.5°GirdlePavilion 41°Culet: NoneDepth 62.9%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $1,572 USD|Low: $410 USD|High: $1,572 USD|Avg: $631 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 5$410 USD
Retailer 3$442 USD
Retailer 4$442 USD
Retailer 7$462 USD
Retailer 6$473 USD
Retailer 2$656 USD
NZ Jewellers$1,572 USD

19 data points across 7 retailers

6 retailers$410 USD to $1,572 USD

B+
Cheapest Retailer
-
$410 USD
Retailer 2
-
$442 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$442 USD
View
B+
Retailer 4
-
$473 USD
View
B
Retailer 5
-
$656 USD
View
Most Expensive
C
NZ Jewellers
348bece4-5995-4a98-9892-155baad39cf3 · Nov 4
$1,572 USD
View
5 more retailers have this diamond
Prices start from $410 USDSave up to $1,162 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
$410 USD