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Round|Natural|GIA

2.51ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 7556047964

Certificate GIA 7556047964

Diamond specifications and retailer prices

From HK$155,790 HKD
$19,855 USD
As of October 29, 2026
Save HK$110,742 HKD (42%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$266,532 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556047964. Listed at 21 retailers as of October 29, 2026, with prices from HK$155,790 to HK$266,532, a HK$110,742 spread on the same certified stone. MOH London lists it at HK$266,532. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7556047964
Dimensions8.61 × 8.64 × 5.38 mm
L/W Ratio1.00
Girdle conditionSlightly Thick
Key to symbols
Crystal, Needle
Top View
8.61 mm8.64 mm2.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7556047964
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.4%

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$266,532 HKD|Low: HK$155,790 HKD|High: HK$266,532 HKD|Avg: HK$182,563 HKD|+4.3%
MOH London
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 29, 2026
Retailer 3HK$155,790 HKD
Retailer 7HK$156,049 HKD
Retailer 5HK$157,228 HKD
Retailer 8HK$162,672 HKD
Retailer 14HK$162,726 HKD
Retailer 18HK$163,776 HKD
Retailer 11HK$166,085 HKD
Retailer 16HK$169,749 HKD
Retailer 13HK$173,097 HKD
Retailer 9HK$173,705 HKD
Retailer 4HK$176,065 HKD
Retailer 12HK$176,152 HKD
Retailer 17HK$181,400 HKD
Retailer 10HK$183,213 HKD
Retailer 19HK$183,213 HKD
Retailer 6HK$189,334 HKD
Retailer 15HK$196,442 HKD
Retailer 20HK$204,178 HKD
Retailer 2HK$205,251 HKD
MOH LondonHK$266,532 HKD

15 data points across 20 retailers

21 retailersHK$155,790 HKD to HK$266,532 HKD

A
Cheapest Retailer
-
HK$155,790 HKD
$19,855 USD
A
Retailer 2
-
HK$156,049 HKD
$19,888 USD
View
A
Retailer 3
-
HK$157,228 HKD
$20,038 USD
View
A
Retailer 4
-
HK$162,672 HKD
$20,732 USD
View
Final sale: no returns
A
Retailer 5
-
HK$162,726 HKD
₹1,975,139 INR
View
A
Retailer 6
-
HK$163,776 HKD
$20,873 USD
View
A
Retailer 7
-
HK$169,749 HKD
$21,634 USD
View
A
Retailer 8
-
HK$173,097 HKD
£17,371 GBP
View
A
Retailer 9
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HK$173,705 HKD
$22,138 USD
View
A
Retailer 10
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HK$176,065 HKD
$22,439 USD
View
A
Retailer 11
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HK$181,400 HKD
$23,119 USD
View
A
Retailer 12
-
HK$183,213 HKD
$23,350 USD
View
A
Retailer 13
-
HK$183,213 HKD
$23,350 USD
View
A
Retailer 14
-
HK$189,334 HKD
$24,130 USD
View
Retailer 15
-
HK$193,563 HKD
$24,669 USD
View
Price last confirmed 26 days ago
Retailer 16
-
HK$195,477 HKD
$24,913 USD
View
Price last confirmed 37 days ago
A
Retailer 17
-
HK$196,442 HKD
£19,713 GBP
View
A
Retailer 18
-
HK$204,178 HKD
$26,022 USD
View
A
Retailer 19
-
HK$205,251 HKD
€24,913 EUR
View
Retailer 20
-
HK$231,579 HKD
$29,514 USD
View
Price last confirmed 39 days ago
Most Expensive
B
MOH London
3A63D1546 · Oct 29
HK$266,532 HKD
£26,747 GBP
View
20 more retailers have this diamond
Prices start from HK$155,790 HKDSave up to HK$110,742 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$155,790 HKD