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2.51ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6532898193

Certificate GIA 6532898193

Diamond specifications and retailer prices

From HK$135,636 HKD
$17,288 USD
As of October 29, 2026
Save HK$64,023 HKD (32%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$199,659 HKD at MOH London · As of October 29, 2026
View at MOH London

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 GIA 6532898193. Listed at 10 retailers as of October 29, 2026, with prices from HK$135,636 to HK$199,659, a HK$64,023 spread on the same certified stone. MOH London lists it at HK$199,659. 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 angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6532898193
Dimensions8.66 × 8.61 × 5.41 mm
L/W Ratio1.01
Top View
8.66 mm8.61 mm2.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532898193
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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 29
Current: HK$199,659 HKD|Low: HK$135,629 HKD|High: HK$207,202 HKD|Avg: HK$157,940 HKD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 10HK$135,636 HKD
Retailer 3HK$145,134 HKD
Retailer 2HK$146,275 HKD
Retailer 5HK$147,695 HKD
Retailer 6HK$152,442 HKD
Retailer 8HK$155,819 HKD
Retailer 4HK$163,168 HKD
Retailer 9HK$168,113 HKD
Retailer 7HK$191,278 HKD
MOH LondonHK$199,659 HKD

40 data points across 10 retailers

10 retailersHK$135,636 HKD to HK$199,659 HKD

A
Cheapest Retailer
-
HK$135,636 HKD
$17,288 USD
A
Retailer 2
-
HK$145,134 HKD
SGD 24,998 SGD
View
B+
Retailer 3
-
HK$146,275 HKD
$18,644 USD
View
A
Retailer 4
-
HK$147,695 HKD
$18,825 USD
View
B+
Retailer 5
-
HK$152,442 HKD
$19,430 USD
View
B+
Retailer 6
-
HK$155,819 HKD
£15,638 GBP
View
B+
Retailer 7
-
HK$163,168 HKD
$20,797 USD
View
B+
Retailer 8
-
HK$168,113 HKD
€20,407 EUR
View
B
Retailer 9
-
HK$191,278 HKD
$24,380 USD
View
Most Expensive
B
MOH London
6E98FCC83 · Oct 29
HK$199,659 HKD
£20,038 GBP
View
9 more retailers have this diamond
Prices start from HK$135,636 HKDSave up to HK$64,023 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$135,636 HKD