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Round|Natural|GIA

0.51ct F IF Round Natural Diamond

EX • F/IF • GIA 1559648522

Certificate GIA 1559648522

Diamond specifications and retailer prices

From HK$6,419 HKD
As of November 6, 2026
Save HK$10,541 HKD (62%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$21,137 HKD at NZ Jewellers · As of October 17, 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1559648522. Listed at 24 retailers as of November 6, 2026, with a 164% 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
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1559648522
Dimensions5.12 × 5.10 × 3.18 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Surface Graining, Minor Details of Polish
Top View
5.12 mm5.10 mm0.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559648522
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$6,630 HKD|Low: HK$6,317 HKD|High: HK$17,564 HKD|Avg: HK$11,091 HKD|-4.6%
Retailer 1
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
Retailer 15
November 6, 2026
Retailer 15HK$6,419 HKD
Retailer 1HK$6,630 HKD
Retailer 7HK$7,822 HKD
Retailer 11HK$8,065 HKD
Retailer 12HK$8,809 HKD
Retailer 6HK$9,522 HKD
Retailer 2HK$9,562 HKD
Retailer 8HK$9,852 HKD
Retailer 10HK$10,149 HKD
Retailer 5HK$10,886 HKD
Retailer 9HK$11,811 HKD
Retailer 13HK$13,081 HKD
Retailer 14HK$15,526 HKD
Retailer 4HK$16,960 HKD
Retailer 3HK$17,415 HKD

28 data points across 15 retailers

24 retailersHK$6,419 HKD to HK$16,960 HKD

A
Cheapest Retailer
-
HK$6,419 HKD
A+
Retailer 2
-
HK$6,630 HKD
View
A
Retailer 3
-
HK$7,822 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$8,065 HKD
View
A
Retailer 5
-
HK$8,496 HKD
View
Retailer 6
-
HK$8,668 HKD
View
Price last confirmed 17 days ago
Retailer 7
-
HK$8,668 HKD
View
Price last confirmed 21 days ago
A
Retailer 8
-
HK$8,809 HKD
View
Retailer 9
-
HK$8,997 HKD
View
Price last confirmed 22 days ago
A
Retailer 10
-
HK$9,522 HKD
View
B+
Retailer 11
-
HK$9,562 HKD
View
A
Retailer 12
-
HK$9,852 HKD
View
Retailer 13
-
HK$10,001 HKD
View
Price last confirmed 19 days ago
A
Retailer 14
-
HK$10,149 HKD
View
B+
Retailer 15
-
HK$10,886 HKD
View
B+
Retailer 16
-
HK$11,145 HKD
View
Retailer 17
-
HK$11,325 HKD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
HK$11,811 HKD
View
Retailer 19
-
HK$11,842 HKD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
HK$13,081 HKD
View
B+
Retailer 21
-
HK$15,526 HKD
View
B
Retailer 22
-
HK$16,960 HKD
View
Retailer 23
-
HK$17,415 HKD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
f1514062-3e88-4828-9c52-9ca858d8104e · Oct 17
HK$21,137 HKD
$2,697 USD
View
Price last confirmed 20 days ago
23 more retailers have this diamond
Prices start from HK$6,419 HKDSave up to HK$10,541 HKD

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
HK$6,419 HKD