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Round|Natural|GIA

0.51ct K IF Round Natural Diamond

EX • K/IF • GIA 2556318824

Certificate GIA 2556318824

Diamond specifications and retailer prices

From $683 SGD
As of November 6, 2026
Save $547 SGD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,230 SGD at Frank Darling · As of November 6, 2026
View at Frank Darling

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 2556318824. Listed at 12 retailers as of November 6, 2026, with prices from $683 to $1,230, a $547 spread on the same certified stone. Frank Darling lists it at $1,230. 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 angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2556318824
Dimensions5.11 × 5.14 × 3.18 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.11 mm5.14 mm0.51 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556318824
Side View
Table 57.0%Crown 36°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.1%

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: $1,230 SGD|Low: $683 SGD|High: $1,271 SGD|Avg: $923 SGD|-3.2%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$683 SGD
Retailer 5$706 SGD
Retailer 9$745 SGD
Retailer 4$794 SGD
Retailer 10$889 SGD
Retailer 11$958 SGD
Retailer 6$962 SGD
Retailer 7$981 SGD
Retailer 2$1,004 SGD
Retailer 8$1,027 SGD
Frank Darling$1,230 SGD

34 data points across 11 retailers

12 retailers$683 SGD to $1,230 SGD

A
Cheapest Retailer
-
$683 SGD
A
Retailer 2
-
$706 SGD
View
A
Retailer 3
-
$745 SGD
View
A
Retailer 4
-
$794 SGD
View
B+
Retailer 5
-
$866 SGD
View
B+
Retailer 6
-
$889 SGD
View
B+
Retailer 7
-
$958 SGD
View
B+
Retailer 8
-
$962 SGD
View
B+
Retailer 9
-
$981 SGD
View
B+
Retailer 10
-
$1,004 SGD
View
B+
Retailer 11
-
$1,027 SGD
View
Most Expensive
B+
Frank Darling
2645387HK · Nov 6
$1,230 SGD
$963 USD
View
11 more retailers have this diamond
Prices start from $683 SGDSave up to $547 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
$683 SGD