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Oval|Natural|GIA

0.51ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 6565462888

Certificate GIA 6565462888

Diamond specifications and retailer prices

From HK$4,378 HKD
$558 USD
As of November 2, 2026
Save HK$10,522 HKD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$14,900 HKD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565462888. Listed at 15 retailers as of November 2, 2026, with prices from HK$4,378 to HK$14,900, a HK$10,522 spread on the same certified stone. NZ Jewellers lists it at HK$14,900. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565462888
Dimensions6.18 × 4.63 × 2.79 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Feather
Top View
6.18 mm4.63 mm0.51 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565462888
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.2%

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 2
Current: HK$14,900 HKD|Low: HK$4,276 HKD|High: HK$15,873 HKD|Avg: HK$6,612 HKD|-6.1%
NZ Jewellers
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
November 2, 2026
Retailer 12HK$4,378 HKD
Retailer 2HK$4,496 HKD
Retailer 13HK$4,755 HKD
Retailer 6HK$5,061 HKD
Retailer 8HK$5,116 HKD
Retailer 5HK$5,226 HKD
Retailer 4HK$5,255 HKD
Retailer 9HK$5,484 HKD
Retailer 10HK$5,834 HKD
Retailer 11HK$5,840 HKD
Retailer 14HK$6,112 HKD
Retailer 3HK$6,355 HKD
Retailer 7HK$10,971 HKD
NZ JewellersHK$14,900 HKD

30 data points across 14 retailers

15 retailersHK$4,378 HKD to HK$14,900 HKD

A
Cheapest Retailer
-
HK$4,378 HKD
$558 USD
Final sale: no returns
A
Retailer 2
-
HK$4,496 HKD
$573 USD
View
A
Retailer 3
-
HK$4,755 HKD
$606 USD
View
Retailer 4
-
HK$5,061 HKD
$645 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
HK$5,116 HKD
$652 USD
View
A
Retailer 6
-
HK$5,226 HKD
$666 USD
View
A
Retailer 7
-
HK$5,255 HKD
SGD 905 SGD
View
A
Retailer 8
-
HK$5,484 HKD
$699 USD
View
B+
Retailer 9
-
HK$5,834 HKD
£585 GBP
View
B+
Retailer 10
-
HK$5,840 HKD
£586 GBP
View
B+
Retailer 11
-
HK$6,112 HKD
$779 USD
View
B+
Retailer 12
-
HK$6,355 HKD
$810 USD
View
Retailer 13
-
HK$7,764 HKD
A$1,522 AUD
View
Price last confirmed 29 days ago
B
Retailer 14
-
HK$10,971 HKD
£1,101 GBP
View
Most Expensive
B
NZ Jewellers
c50136d1-cc98-4d49-9767-77b458787b40 · Nov 2
HK$14,900 HKD
$1,899 USD
View
14 more retailers have this diamond
Prices start from HK$4,378 HKDSave up to HK$10,522 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 Oval
HK$4,378 HKD