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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 $790 NZD
As of November 6, 2026
Save $2,529 NZD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,319 NZD 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 $790 to $3,319, a $2,529 spread on the same certified stone. NZ Jewellers lists it at $3,319. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,319 NZD|Low: $790 NZD|High: $3,319 NZD|Avg: $1,394 NZD
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$790 NZD
Retailer 3$900 NZD
Retailer 15$1,059 NZD
Retailer 5$1,120 NZD
Retailer 13$1,140 NZD
Retailer 14$1,140 NZD
Retailer 4$1,221 NZD
Retailer 8$1,286 NZD
Retailer 12$1,295 NZD
Retailer 7$1,407 NZD
Retailer 10$1,447 NZD
Retailer 6$1,494 NZD
Retailer 11$1,633 NZD
Retailer 9$2,439 NZD
NZ Jewellers$3,319 NZD

31 data points across 15 retailers

16 retailers$790 NZD to $3,319 NZD

A
Cheapest Retailer
-
$790 NZD
A
Retailer 2
-
$900 NZD
View
A
Retailer 3
-
$1,059 NZD
View
Retailer 4
-
$1,120 NZD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$1,140 NZD
View
Retailer 6
-
$1,140 NZD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$1,221 NZD
View
B+
Retailer 8
-
$1,286 NZD
View
B+
Retailer 9
-
$1,295 NZD
View
B+
Retailer 10
-
$1,407 NZD
View
B+
Retailer 11
-
$1,447 NZD
View
B+
Retailer 12
-
$1,494 NZD
View
Retailer 13
-
$1,614 NZD
View
Price last confirmed 33 days ago
B+
Retailer 14
-
$1,633 NZD
View
B
Retailer 15
-
$2,439 NZD
View
Most Expensive
B
NZ Jewellers
709511ef-8f11-486e-9b54-a1570a61bbc3 · Nov 5
$3,319 NZD
$1,840 USD
View
15 more retailers have this diamond
Prices start from $790 NZDSave up to $2,529 NZD

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
$790 NZD