CaratHunter
Plans
Round|Natural|GIA

0.51ct F IF Round Natural Diamond

EX • F/IF • GIA 7551974003

Certificate GIA 7551974003

Diamond specifications and retailer prices

From HK$6,425 HKD
As of November 4, 2026
Save HK$10,552 HKD (62%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$21,159 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 7551974003. Listed at 24 retailers as of November 4, 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 angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7551974003
Dimensions5.11 × 5.08 × 3.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Surface Graining, Minor Details of Polish
Top View
5.11 mm5.08 mm0.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551974003
Side View
Table 57.0%Crown 34.5°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 62.6%

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 4
Current: HK$9,861 HKD|Low: HK$6,323 HKD|High: HK$17,581 HKD|Avg: HK$10,962 HKD|+2.9%
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$6,425 HKD
Retailer 10HK$6,661 HKD
Retailer 7HK$7,830 HKD
Retailer 11HK$8,073 HKD
Retailer 12HK$8,253 HKD
Retailer 6HK$8,865 HKD
Retailer 5HK$9,532 HKD
Retailer 2HK$9,571 HKD
Retailer 1HK$9,861 HKD
Retailer 8HK$10,160 HKD
Retailer 9HK$11,799 HKD
Retailer 13HK$13,094 HKD
Retailer 14HK$15,541 HKD
Retailer 4HK$16,977 HKD
Retailer 3HK$17,432 HKD

27 data points across 15 retailers

24 retailersHK$6,425 HKD to HK$16,977 HKD

A
Cheapest Retailer
-
HK$6,425 HKD
A+
Retailer 2
-
HK$6,661 HKD
View
A
Retailer 3
-
HK$7,830 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$8,073 HKD
View
A
Retailer 5
-
HK$8,253 HKD
View
A
Retailer 6
-
HK$8,504 HKD
View
Retailer 7
-
HK$8,677 HKD
View
Price last confirmed 17 days ago
Retailer 8
-
HK$8,677 HKD
View
Price last confirmed 21 days ago
Retailer 9
-
HK$8,865 HKD
View
Price last confirmed 10 days ago
Retailer 10
-
HK$9,006 HKD
View
Price last confirmed 22 days ago
A
Retailer 11
-
HK$9,532 HKD
View
B+
Retailer 12
-
HK$9,571 HKD
View
A
Retailer 13
-
HK$9,861 HKD
View
Retailer 14
-
HK$10,010 HKD
View
Price last confirmed 19 days ago
A
Retailer 15
-
HK$10,160 HKD
View
B+
Retailer 16
-
HK$11,156 HKD
View
Retailer 17
-
HK$11,336 HKD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
HK$11,799 HKD
View
Retailer 19
-
HK$11,854 HKD
View
Price last confirmed 35 days ago
B+
Retailer 20
-
HK$13,094 HKD
View
B+
Retailer 21
-
HK$15,541 HKD
View
B
Retailer 22
-
HK$16,977 HKD
View
Retailer 23
-
HK$17,432 HKD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
65581bc2-2caf-4720-9e0a-9ad56736d2c2 · Oct 17
HK$21,159 HKD
$2,697 USD
View
Price last confirmed 19 days ago
23 more retailers have this diamond
Prices start from HK$6,425 HKDSave up to HK$10,552 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$6,425 HKD