CaratHunter
Plans
Oval|Natural|GIA

2.51ct M SI2 Oval Natural Diamond

EX • M/SI2 • GIA 2235718826

Certificate GIA 2235718826

Diamond specifications and retailer prices

From HK$55,309 HKD
As of November 4, 2026
Save HK$62,840 HKD (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$118,149 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.51ct natural oval diamond

This 2.51ct natural oval sits in the two to three carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235718826. Listed at 8 retailers as of November 4, 2026, with prices from HK$55,309 to HK$118,149, a HK$62,840 spread on the same certified stone. NZ Jewellers lists it at HK$118,149. 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

2.51
Carat
M
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle38.93°
Pavilion angle39.2°
OriginNatural
Grading LabGIA
CertificateGIA 2235718826
Dimensions10.79 × 7.58 × 4.71 mm
L/W Ratio1.42
Culet sizeNone
Top View
10.79 mm7.58 mm2.51 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2235718826
Side View
Table 58.0%Crown 38.93°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$76,752 HKD|Low: HK$45,645 HKD|High: HK$81,509 HKD|Avg: HK$65,649 HKD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3HK$45,645 HKD
Retailer 7HK$55,309 HKD
Retailer 5HK$59,078 HKD
Retailer 9HK$60,317 HKD
Retailer 11HK$63,977 HKD
Retailer 6HK$64,000 HKD
Retailer 4HK$64,980 HKD
Retailer 2HK$67,746 HKD
Retailer 8HK$73,844 HKD
Retailer 1HK$76,752 HKD
Retailer 10HK$79,252 HKD

21 data points across 11 retailers

8 retailersHK$55,309 HKD to HK$118,149 HKD

B+
Cheapest Retailer
-
HK$55,309 HKD
Retailer 2
-
HK$59,078 HKD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
HK$63,977 HKD
View
B+
Retailer 4
-
HK$64,000 HKD
View
B+
Retailer 5
-
HK$64,980 HKD
View
B
Retailer 6
-
HK$73,844 HKD
View
B
Retailer 7
-
HK$76,752 HKD
View
Most Expensive
C
NZ Jewellers
b00eedae-f838-4c6e-9876-41119c406dd2 · Nov 5
HK$118,149 HKD
$15,075 USD
View
7 more retailers have this diamond
Prices start from HK$55,309 HKDSave up to HK$62,840 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.

B+
2.51ct Oval
HK$55,309 HKD