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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 $406 SGD
As of November 6, 2026
Save $1,698 SGD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,104 SGD 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 $406 to $2,104, a $1,698 spread on the same certified stone. NZ Jewellers lists it at $2,104. 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: $2,104 SGD|Low: $406 SGD|High: $2,104 SGD|Avg: $782 SGD
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$406 SGD
Retailer 6$475 SGD
Retailer 5$549 SGD
Retailer 13$591 SGD
Retailer 14$633 SGD
Retailer 8$669 SGD
Retailer 7$674 SGD
Retailer 4$716 SGD
Retailer 11$759 SGD
Retailer 12$820 SGD
Retailer 9$851 SGD
Retailer 3$901 SGD
Retailer 10$1,266 SGD
NZ Jewellers$2,104 SGD

8 data points across 14 retailers

14 retailers$406 SGD to $2,104 SGD

A
Cheapest Retailer
-
$406 SGD
A
Retailer 2
-
$475 SGD
View
A
Retailer 3
-
$549 SGD
View
A
Retailer 4
-
$591 SGD
View
B+
Retailer 5
-
$633 SGD
View
B+
Retailer 6
-
$669 SGD
View
B+
Retailer 7
-
$674 SGD
View
B+
Retailer 8
-
$716 SGD
View
B+
Retailer 9
-
$759 SGD
View
B
Retailer 10
-
$820 SGD
View
B
Retailer 11
-
$851 SGD
View
B+
Retailer 12
-
$901 SGD
View
B
Retailer 13
-
$1,266 SGD
View
Most Expensive
B
NZ Jewellers
1791f37d-70e9-4de6-8a8c-82e44e152fdc · Nov 5
$2,104 SGD
$1,642 USD
View
13 more retailers have this diamond
Prices start from $406 SGDSave up to $1,698 SGD

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
$406 SGD