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2.51ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 819642296

Shape and cutting style on the report: Round brilliant

Certificate IGI 819642296

Diamond specifications and retailer prices

From HK$62,163 HKD
SGD 10,707 SGD
As of October 31, 2026
Save HK$28,080 HKD (31%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$90,243 HKD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 819642296. Listed at 6 retailers as of October 26, 2026, with prices from HK$62,163 to HK$90,243, a HK$28,080 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$90,243. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 819642296
Dimensions8.58 × 8.64 × 5.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
8.58 mm8.64 mm2.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 819642296
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.1%

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: Oct 31
Current: HK$85,189 HKD|Low: HK$62,163 HKD|High: HK$100,989 HKD|Avg: HK$81,989 HKD|-8.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Wholesale Diamonds Direct
October 30, 2026
Retailer 4HK$62,163 HKD
Retailer 3HK$72,730 HKD
Retailer 2HK$73,420 HKD
Retailer 5HK$84,956 HKD
Retailer 1HK$85,189 HKD
Wholesale Diamonds DirectHK$90,243 HKD

30 data points across 6 retailers

6 retailersHK$62,163 HKD to HK$90,243 HKD

A
Cheapest Retailer
-
HK$62,163 HKD
SGD 10,707 SGD
A
Retailer 2
-
HK$72,730 HKD
$9,270 USD
View
A
Retailer 3
-
HK$73,420 HKD
$9,358 USD
View
A
Retailer 4
-
HK$84,956 HKD
$10,828 USD
View
A
Retailer 5
-
HK$85,189 HKD
€10,341 EUR
View
Most Expensive
A
Wholesale Diamonds Direct
584618153 · Oct 26
HK$90,243 HKD
$11,502 USD
View
5 more retailers have this diamond
Prices start from HK$62,163 HKDSave up to HK$28,080 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$62,163 HKD