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Oval|Natural|GIA

0.50ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 5566645889

Certificate GIA 5566645889

Diamond specifications and retailer prices

From $572 NZD
As of November 6, 2026
Save $2,390 NZD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,962 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 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 5566645889. Listed at 14 retailers as of November 5, 2026, with prices from $572 to $2,962, a $2,390 spread on the same certified stone. NZ Jewellers lists it at $2,962. 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
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5566645889
Dimensions6.21 × 4.43 × 2.67 mm
L/W Ratio1.40
Top View
6.21 mm4.43 mm0.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5566645889
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 60.2%

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: $2,962 NZD|Low: $572 NZD|High: $2,962 NZD|Avg: $1,101 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
November 6, 2026
Retailer 2$572 NZD
Retailer 6$669 NZD
Retailer 5$772 NZD
Retailer 13$832 NZD
Retailer 14$891 NZD
Retailer 8$942 NZD
Retailer 7$949 NZD
Retailer 4$1,008 NZD
Retailer 11$1,068 NZD
Retailer 12$1,154 NZD
Retailer 9$1,198 NZD
Retailer 3$1,268 NZD
Retailer 10$1,782 NZD
NZ Jewellers$2,962 NZD

8 data points across 14 retailers

14 retailers$572 NZD to $2,962 NZD

A
Cheapest Retailer
-
$572 NZD
A
Retailer 2
-
$669 NZD
View
A
Retailer 3
-
$772 NZD
View
A
Retailer 4
-
$832 NZD
View
B+
Retailer 5
-
$891 NZD
View
B+
Retailer 6
-
$942 NZD
View
B+
Retailer 7
-
$949 NZD
View
B+
Retailer 8
-
$1,008 NZD
View
B+
Retailer 9
-
$1,068 NZD
View
B
Retailer 10
-
$1,154 NZD
View
B
Retailer 11
-
$1,198 NZD
View
B+
Retailer 12
-
$1,268 NZD
View
B
Retailer 13
-
$1,782 NZD
View
Most Expensive
B
NZ Jewellers
1791f37d-70e9-4de6-8a8c-82e44e152fdc · Nov 5
$2,962 NZD
$1,642 USD
View
13 more retailers have this diamond
Prices start from $572 NZDSave up to $2,390 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
$572 NZD