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Round|Natural|GIA

0.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6552634711

Certificate GIA 6552634711

Diamond specifications and retailer prices

From $423 SGD
As of November 5, 2026
Save $1,796 SGD (81%) vs most expensive(unlock to see where)
35 retailers carry this diamond
Most expensive: $2,219 SGD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 0.5ct natural round diamond

This 0.5ct natural round 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 and certified by GIA 6552634711. Listed at 35 retailers as of November 4, 2026, with a 425% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552634711
Dimensions5.10 × 5.13 × 3.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
5.10 mm5.13 mm0.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6552634711
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 60.8%

Caratlytics Score

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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: $605 SGD|Low: $423 SGD|High: $1,353 SGD|Avg: $772 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$423 SGD
Retailer 10$490 SGD
Retailer 1$605 SGD
Retailer 9$623 SGD
Retailer 2$630 SGD
Retailer 3$709 SGD
Retailer 5$737 SGD
Retailer 7$897 SGD
Retailer 4$925 SGD
Retailer 8$1,336 SGD

36 data points across 10 retailers

35 retailers$423 SGD to $2,219 SGD

A
Cheapest Retailer
-
$423 SGD
A
Retailer 2
-
$490 SGD
View
Retailer 3
-
$579 SGD
View
Price last confirmed 36 days ago
Retailer 4
-
$579 SGD
View
Price last confirmed 17 days ago
Retailer 5
-
$579 SGD
View
Price last confirmed 50 days ago
Retailer 6
-
$579 SGD
View
Price last confirmed 29 days ago
Retailer 7
-
$579 SGD
View
Price last confirmed 29 days ago
A
Retailer 8
-
$579 SGD
View
B+
Retailer 9
-
$605 SGD
View
Retailer 10
-
$623 SGD
View
Price last confirmed 22 days ago
Retailer 11
-
$623 SGD
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Price last confirmed 8 days ago
Retailer 12
-
$623 SGD
View
Price last confirmed 26 days ago
B+
Retailer 13
-
$623 SGD
View
Retailer 14
-
$623 SGD
View
Price last confirmed 22 days ago
Retailer 15
-
$623 SGD
View
Price last confirmed 29 days ago
B+
Retailer 16
-
$623 SGD
View
B+
Retailer 17
-
$630 SGD
View
Retailer 18
-
$668 SGD
View
Price last confirmed 48 days ago
Retailer 19
-
$668 SGD
View
Price last confirmed 17 days ago
Retailer 20
-
$668 SGD
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Price last confirmed 29 days ago
Retailer 21
-
$668 SGD
View
Price last confirmed 33 days ago
B+
Retailer 22
-
$668 SGD
View
B+
Retailer 23
-
$709 SGD
View
B+
Retailer 24
-
$737 SGD
View
B+
Retailer 25
-
$746 SGD
View
B+
Retailer 26
-
$750 SGD
View
B
Retailer 27
-
$843 SGD
View
B
Retailer 28
-
$897 SGD
View
B
Retailer 29
-
$925 SGD
View
B
Retailer 30
-
$1,336 SGD
View
Retailer 31
-
$2,219 SGD
View
Price last confirmed 48 days ago
Retailer 32
-
$2,219 SGD
View
Price last confirmed 34 days ago
Retailer 33
-
$2,219 SGD
View
Price last confirmed 29 days ago
C
Retailer 34
-
$2,219 SGD
View
Most Expensive
NZ Jewellers
ec1ec0f6-355d-4f8e-a891-8b03a913776a · Oct 20
$2,219 SGD
$1,737 USD
View
Price last confirmed 17 days ago
34 more retailers have this diamond
Prices start from $423 SGDSave up to $1,796 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 Round
$423 SGD