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Oval|Natural|GIA

2.51ct E SI1 Oval Natural Diamond

ID • E/SI1 • GIA 2235509844

Certificate GIA 2235509844

Diamond specifications and retailer prices

From HK$218,738 HKD
$27,880 USD
As of October 29, 2026
Save HK$124,822 HKD (36%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$343,560 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct natural oval diamond

This 2.51ct natural oval sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235509844. Listed at 10 retailers as of October 29, 2026, with prices from HK$218,738 to HK$343,560, a HK$124,822 spread on the same certified stone. MOH London lists it at HK$343,560. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.34°
Pavilion angle40.54°
OriginNatural
Grading LabGIA
CertificateGIA 2235509844
Dimensions10.95 × 7.72 × 4.70 mm
L/W Ratio1.42
Girdle conditionThick
Key to symbols
Crystal, Needle
Top View
10.95 mm7.72 mm2.51 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2235509844
Side View
Table 59.0%Crown 33.34°Girdle: STK-THKPavilion 40.54°Culet: NoneDepth 60.9%

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: Oct 29
Current: HK$343,560 HKD|Low: HK$217,113 HKD|High: HK$345,842 HKD|Avg: HK$255,831 HKD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 12HK$218,738 HKD
Retailer 10HK$220,403 HKD
Retailer 7HK$227,925 HKD
Retailer 9HK$234,704 HKD
Retailer 11HK$241,420 HKD
Retailer 6HK$242,667 HKD
Retailer 3HK$246,698 HKD
Retailer 5HK$253,604 HKD
Retailer 4HK$256,523 HKD
Retailer 8HK$261,654 HKD
Retailer 2HK$302,483 HKD
MOH LondonHK$343,560 HKD

37 data points across 12 retailers

10 retailersHK$218,738 HKD to HK$343,560 HKD

B+
Cheapest Retailer
-
HK$218,738 HKD
$27,880 USD
Retailer 2
-
HK$220,403 HKD
A$43,219 AUD
View
Price last confirmed 27 days ago
B+
Retailer 3
-
HK$227,925 HKD
$29,051 USD
View
B+
Retailer 4
-
HK$234,704 HKD
$29,915 USD
View
B+
Retailer 5
-
HK$241,420 HKD
$30,771 USD
View
B+
Retailer 6
-
HK$242,667 HKD
£24,354 GBP
View
B+
Retailer 7
-
HK$253,604 HKD
$32,324 USD
View
B
Retailer 8
-
HK$261,654 HKD
$33,350 USD
View
B
Retailer 9
-
HK$302,483 HKD
$38,554 USD
View
Most Expensive
B
MOH London
F39A62080 · Oct 29
HK$343,560 HKD
£34,480 GBP
View
9 more retailers have this diamond
Prices start from HK$218,738 HKDSave up to HK$124,822 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$218,738 HKD