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Oval|Natural|GIA

0.51ct K SI2 Oval Natural Diamond

VG • K/SI2 • GIA 2376441621

Certificate GIA 2376441621

Diamond specifications and retailer prices

From HK$3,793 HKD
As of November 5, 2026
Save HK$4,961 HKD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$14,538 HKD at NZ Jewellers · As of November 5, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 2376441621. Listed at 12 retailers as of November 1, 2026, with a 131% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
K
Colour
SI2
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2376441621
Dimensions6.53 × 4.36 × 2.76 mm
L/W Ratio1.50
Top View
6.53 mm4.36 mm0.51 ctK / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2376441621
Side View
Table 60.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.3%

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$14,538 HKD|Low: HK$3,793 HKD|High: HK$14,538 HKD|Avg: HK$5,139 HKD
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
Retailer 15
November 6, 2026
Retailer 12HK$3,793 HKD
Retailer 5HK$3,817 HKD
Retailer 9HK$4,083 HKD
Retailer 14HK$4,083 HKD
Retailer 6HK$4,185 HKD
Retailer 4HK$4,311 HKD
Retailer 13HK$4,373 HKD
Retailer 2HK$4,499 HKD
Retailer 8HK$4,655 HKD
Retailer 3HK$4,781 HKD
Retailer 15HK$4,820 HKD
Retailer 10HK$5,698 HKD
Retailer 7HK$5,760 HKD
Retailer 11HK$8,754 HKD
NZ JewellersHK$14,538 HKD

30 data points across 15 retailers

12 retailersHK$3,793 HKD to HK$8,754 HKD

A
Cheapest Retailer
-
HK$3,793 HKD
B+
Retailer 2
-
HK$4,083 HKD
View
Retailer 3
-
HK$4,083 HKD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$4,311 HKD
View
B+
Retailer 5
-
HK$4,373 HKD
View
B+
Retailer 6
-
HK$4,499 HKD
View
B
Retailer 7
-
HK$4,655 HKD
View
B
Retailer 8
-
HK$4,781 HKD
View
B
Retailer 9
-
HK$4,820 HKD
View
B
Retailer 10
-
HK$5,698 HKD
View
B
Retailer 11
-
HK$8,754 HKD
View
Most Expensive
NZ Jewellers
3b063a02-d0ae-491e-bb58-4125d27533c2 · Nov 5
HK$14,538 HKD
$1,855 USD
View
Price under review
11 more retailers have this diamond
Prices start from HK$3,793 HKDSave up to HK$4,961 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$3,793 HKD