CaratHunter
Plans
Round|Natural|GIA

0.51ct M IF Round Natural Diamond

EX • M/IF • GIA 5536667670

Certificate GIA 5536667670

Diamond specifications and retailer prices

From HK$3,515 HKD
As of November 5, 2026
Save HK$1,451 HKD (29%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$13,478 HKD at NZ Jewellers · As of November 4, 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 M colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5536667670. Listed at 5 retailers as of November 5, 2026, with a 41% 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
M
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5536667670
Dimensions5.11 × 5.09 × 3.18 mm
L/W Ratio1.00
Top View
5.11 mm5.09 mm0.51 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5536667670
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
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 5
Current: HK$13,478 HKD|Low: HK$3,515 HKD|High: HK$14,341 HKD|Avg: HK$6,257 HKD|-6.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5HK$3,515 HKD
Retailer 4HK$3,789 HKD
Retailer 2HK$4,056 HKD
Retailer 3HK$4,966 HKD
NZ JewellersHK$13,478 HKD

44 data points across 5 retailers

5 retailersHK$3,515 HKD to HK$4,966 HKD

A
Cheapest Retailer
-
HK$3,515 HKD
A
Retailer 2
-
HK$3,789 HKD
View
A
Retailer 3
-
HK$4,056 HKD
View
B+
Retailer 4
-
HK$4,966 HKD
View
Most Expensive
NZ Jewellers
180959e8-2deb-4188-a20a-fc5f8bf2179c · Nov 4
HK$13,478 HKD
$1,718 USD
View
Price under review
4 more retailers have this diamond
Prices start from HK$3,515 HKDSave up to HK$1,451 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$3,515 HKD