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Round|Natural|GIA

0.51ct K IF Round Natural Diamond

EX • K/IF • GIA 6555679412

Certificate GIA 6555679412

Diamond specifications and retailer prices

From $572 SGD
As of November 6, 2026
Save $985 SGD (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,350 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6555679412. Listed at 13 retailers as of November 4, 2026, with a 172% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6555679412
Dimensions5.11 × 5.08 × 3.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
5.11 mm5.08 mm0.51 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555679412
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.1%

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 6
Current: $711 SGD|Low: $572 SGD|High: $1,751 SGD|Avg: $930 SGD|-6.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$572 SGD
Retailer 11$623 SGD
Retailer 12$639 SGD
Retailer 1$711 SGD
Retailer 5$834 SGD
Retailer 6$843 SGD
Retailer 9$900 SGD
Retailer 3$982 SGD
Retailer 10$1,004 SGD
Retailer 4$1,009 SGD
Retailer 7$1,046 SGD
Retailer 8$1,557 SGD

38 data points across 12 retailers

13 retailers$572 SGD to $1,557 SGD

A
Cheapest Retailer
-
$572 SGD
A
Retailer 2
-
$623 SGD
View
Final sale: no returns
A
Retailer 3
-
$639 SGD
View
A
Retailer 4
-
$711 SGD
View
B+
Retailer 5
-
$834 SGD
View
A
Retailer 6
-
$843 SGD
View
B+
Retailer 7
-
$900 SGD
View
B+
Retailer 8
-
$982 SGD
View
B+
Retailer 9
-
$1,004 SGD
View
B+
Retailer 10
-
$1,046 SGD
View
B
Retailer 11
-
$1,557 SGD
View
Retailer 12
-
$2,327 SGD
View
Price last confirmed 31 days ago
Most Expensive
NZ Jewellers
03587995-2e7b-44ba-a300-74f9a7f87434 · Sep 28
$2,350 SGD
$1,840 USD
View
Price last confirmed 39 days ago
12 more retailers have this diamond
Prices start from $572 SGDSave up to $985 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
0.51ct Round
$572 SGD