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Oval|Natural|GIA

0.50ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 6442724268

Certificate GIA 6442724268

Diamond specifications and retailer prices

From $514 AUD
As of November 5, 2026
Save $1,457 AUD (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,971 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.5ct natural oval diamond

This 0.5ct natural oval sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6442724268. Listed at 6 retailers as of November 5, 2026, with prices from $514 to $1,971, a $1,457 spread on the same certified stone. NZ Jewellers lists it at $1,971. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryFair
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6442724268
Dimensions5.85 × 4.53 × 2.78 mm
L/W Ratio1.29
Top View
5.85 mm4.53 mm0.50 ctK / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryFair
FluorescenceFaint
CertificateGIA 6442724268
Side View
Table 55.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 61.4%

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 5
Current: $1,971 AUD|Low: $514 AUD|High: $1,971 AUD|Avg: $775 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$514 AUD
Retailer 7$544 AUD
Retailer 6$555 AUD
Retailer 5$573 AUD
Retailer 2$659 AUD
Retailer 3$693 AUD
Retailer 8$771 AUD
Retailer 9$927 AUD
NZ Jewellers$1,971 AUD

3 data points across 9 retailers

6 retailers$514 AUD to $1,971 AUD

A
Cheapest Retailer
-
$514 AUD
B+
Retailer 2
-
$573 AUD
View
B+
Retailer 3
-
$659 AUD
View
B+
Retailer 4
-
$693 AUD
View
B+
Retailer 5
-
$830 AUD
View
Most Expensive
C
NZ Jewellers
bcd874ab-f388-42e6-a1c2-dc9e28da122e · Nov 5
$1,971 AUD
$1,354 USD
View
5 more retailers have this diamond
Prices start from $514 AUDSave up to $1,457 AUD

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 Oval
$514 AUD