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Round|Natural|GIA

2.51ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 2245050886

Certificate GIA 2245050886

Diamond specifications and retailer prices

From HK$62,095 HKD
As of November 4, 2026
Save HK$58,070 HKD (48%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$120,165 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2245050886. Listed at 11 retailers as of November 4, 2026, with prices from HK$62,095 to HK$120,165, a HK$58,070 spread on the same certified stone. NZ Jewellers lists it at HK$120,165. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2245050886
Dimensions8.63 × 8.70 × 5.45 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cloud, Crystal, Needle, Natural
Top View
8.63 mm8.70 mm2.51 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245050886
Side View
Table 56.0%Crown 33°Girdle: Sli. ThickPavilion 41.6°Culet: NoneDepth 62.9%

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 4
Current: HK$120,165 HKD|Low: HK$62,095 HKD|High: HK$130,364 HKD|Avg: HK$81,241 HKD|-7.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7HK$62,095 HKD
Retailer 3HK$62,691 HKD
Retailer 9HK$66,315 HKD
Retailer 5HK$69,822 HKD
Retailer 11HK$71,846 HKD
Retailer 10HK$72,953 HKD
Retailer 8HK$73,423 HKD
Retailer 4HK$77,997 HKD
Retailer 2HK$78,232 HKD
Retailer 6HK$82,900 HKD
NZ JewellersHK$120,165 HKD

39 data points across 11 retailers

11 retailersHK$62,095 HKD to HK$120,165 HKD

A
Cheapest Retailer
-
HK$62,095 HKD
A
Retailer 2
-
HK$62,691 HKD
View
Retailer 3
-
HK$66,315 HKD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$69,822 HKD
View
B+
Retailer 5
-
HK$71,846 HKD
View
B+
Retailer 6
-
HK$72,953 HKD
View
B+
Retailer 7
-
HK$73,423 HKD
View
B+
Retailer 8
-
HK$77,997 HKD
View
B+
Retailer 9
-
HK$78,232 HKD
View
B+
Retailer 10
-
HK$82,900 HKD
View
Most Expensive
B
NZ Jewellers
212e4133-6e3b-4518-9414-07f823665f85 · Nov 5
HK$120,165 HKD
$15,317 USD
View
10 more retailers have this diamond
Prices start from HK$62,095 HKDSave up to HK$58,070 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
2.51ct Round
HK$62,095 HKD