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Oval|Natural|GIA

2.51ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 5556763815

Certificate GIA 5556763815

Diamond specifications and retailer prices

From HK$207,430 HKD
SGD 35,728 SGD
As of October 30, 2026
Save HK$179,912 HKD (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$387,342 HKD at With Clarity · As of October 30, 2026
View at With Clarity

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 5556763815. Listed at 14 retailers as of October 30, 2026, with prices from HK$207,430 to HK$387,342, a HK$179,912 spread on the same certified stone. With Clarity lists it at HK$387,342. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.81°
Pavilion angle39.83°
OriginNatural
Grading LabGIA
CertificateGIA 5556763815
Dimensions11.15 × 7.45 × 4.55 mm
L/W Ratio1.50
Culet sizeNone
Top View
11.15 mm7.45 mm2.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556763815
Side View
Table 60.0%Crown 39.81°Girdle: STK-THKPavilion 39.83°Culet: NoneDepth 61.1%

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 30
Current: HK$265,049 HKD|Low: HK$207,430 HKD|High: HK$379,599 HKD|Avg: HK$256,391 HKD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 31, 2026
Retailer 12HK$207,430 HKD
Retailer 6HK$222,366 HKD
Retailer 2HK$226,432 HKD
Retailer 3HK$226,450 HKD
Retailer 11HK$232,805 HKD
Retailer 4HK$233,033 HKD
Retailer 7HK$233,957 HKD
Retailer 10HK$253,063 HKD
Retailer 1HK$265,049 HKD
Retailer 9HK$266,171 HKD
Retailer 8HK$272,006 HKD
Retailer 5HK$318,575 HKD
With ClarityHK$379,599 HKD

44 data points across 13 retailers

14 retailersHK$207,430 HKD to HK$387,342 HKD

A
Cheapest Retailer
-
HK$207,430 HKD
SGD 35,728 SGD
A
Retailer 2
-
HK$222,366 HKD
£22,317 GBP
View
B+
Retailer 3
-
HK$226,432 HKD
$28,861 USD
View
B+
Retailer 4
-
HK$226,450 HKD
$28,863 USD
View
B+
Retailer 5
-
HK$232,805 HKD
$29,673 USD
View
B+
Retailer 6
-
HK$233,033 HKD
$29,702 USD
View
B+
Retailer 7
-
HK$233,957 HKD
SGD 40,297 SGD
View
B+
Retailer 8
-
HK$253,063 HKD
$32,255 USD
View
B+
Retailer 9
-
HK$265,049 HKD
€32,174 EUR
View
B
Retailer 10
-
HK$266,171 HKD
$33,926 USD
View
B
Retailer 11
-
HK$272,006 HKD
$34,670 USD
View
B+
Retailer 12
-
HK$274,835 HKD
$35,030 USD
View
B
Retailer 13
-
HK$318,575 HKD
$40,605 USD
View
Most Expensive
B
With Clarity
5556763815 · Oct 30
HK$387,342 HKD
$49,370 USD
View
13 more retailers have this diamond
Prices start from HK$207,430 HKDSave up to HK$179,912 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 Oval
HK$207,430 HKD