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Oval|Natural|GIA

0.50ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 1558861119

Certificate GIA 1558861119

Diamond specifications and retailer prices

From $637 AUD
As of November 6, 2026
Save $2,040 AUD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,678 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558861119. Listed at 16 retailers as of November 5, 2026, with prices from $637 to $2,678, a $2,040 spread on the same certified stone. NZ Jewellers lists it at $2,678. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1558861119
Dimensions6.19 × 4.40 × 2.77 mm
L/W Ratio1.41
Top View
6.19 mm4.40 mm0.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1558861119
Side View
Table 63.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 62.9%

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: $2,678 AUD|Low: $637 AUD|High: $2,678 AUD|Avg: $1,124 AUD
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
November 6, 2026
Retailer 2$637 AUD
Retailer 3$726 AUD
Retailer 15$854 AUD
Retailer 5$904 AUD
Retailer 13$920 AUD
Retailer 14$920 AUD
Retailer 4$985 AUD
Retailer 8$1,038 AUD
Retailer 12$1,045 AUD
Retailer 7$1,135 AUD
Retailer 10$1,167 AUD
Retailer 6$1,205 AUD
Retailer 11$1,317 AUD
Retailer 9$1,968 AUD
NZ Jewellers$2,678 AUD

31 data points across 15 retailers

16 retailers$637 AUD to $2,678 AUD

A
Cheapest Retailer
-
$637 AUD
A
Retailer 2
-
$726 AUD
View
A
Retailer 3
-
$854 AUD
View
Retailer 4
-
$904 AUD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$920 AUD
View
Retailer 6
-
$920 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$985 AUD
View
B+
Retailer 8
-
$1,038 AUD
View
B+
Retailer 9
-
$1,045 AUD
View
B+
Retailer 10
-
$1,135 AUD
View
B+
Retailer 11
-
$1,167 AUD
View
B+
Retailer 12
-
$1,205 AUD
View
Retailer 13
-
$1,303 AUD
View
Price last confirmed 33 days ago
B+
Retailer 14
-
$1,317 AUD
View
B
Retailer 15
-
$1,968 AUD
View
Most Expensive
B
NZ Jewellers
709511ef-8f11-486e-9b54-a1570a61bbc3 · Nov 5
$2,678 AUD
$1,840 USD
View
15 more retailers have this diamond
Prices start from $637 AUDSave up to $2,040 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
$637 AUD