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Round|Natural|GIA

2.51ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1537172367

Certificate GIA 1537172367

Diamond specifications and retailer prices

From HK$170,361 HKD
$21,712 USD
As of October 29, 2026
Save HK$58,914 HKD (26%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$229,275 HKD at Yorxs · As of October 29, 2026
View at Yorxs

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 1537172367. Listed at 10 retailers as of October 29, 2026, with prices from HK$170,361 to HK$229,275, a HK$58,914 spread on the same certified stone. Yorxs lists it at HK$229,275. 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
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1537172367
Dimensions8.61 × 8.66 × 5.42 mm
L/W Ratio1.01
Cert comments
Clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Feather, Needle
Top View
8.61 mm8.66 mm2.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1537172367
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°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$225,813 HKD|Low: HK$168,407 HKD|High: HK$229,275 HKD|Avg: HK$198,867 HKD|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Yorxs
October 29, 2026
Retailer 5HK$170,361 HKD
Retailer 4HK$177,650 HKD
Retailer 3HK$186,988 HKD
Retailer 2HK$195,132 HKD
Retailer 6HK$215,070 HKD
Retailer 1HK$225,813 HKD
YorxsHK$229,275 HKD

39 data points across 7 retailers

10 retailersHK$170,361 HKD to HK$229,275 HKD

A
Cheapest Retailer
-
HK$170,361 HKD
$21,712 USD
A
Retailer 2
-
HK$177,650 HKD
$22,641 USD
View
A
Retailer 3
-
HK$186,988 HKD
$23,831 USD
View
Final sale: no returns
A
Retailer 4
-
HK$195,132 HKD
$24,869 USD
View
Retailer 5
-
HK$204,885 HKD
$26,112 USD
View
Price last confirmed 30 days ago
Retailer 6
-
HK$211,390 HKD
$26,941 USD
View
Price last confirmed 26 days ago
B+
Retailer 7
-
HK$215,070 HKD
$27,410 USD
View
Retailer 8
-
HK$219,519 HKD
$27,977 USD
View
Price last confirmed 25 days ago
B+
Retailer 9
-
HK$225,813 HKD
£22,661 GBP
View
Most Expensive
B+
Yorxs
19 · Oct 29
HK$229,275 HKD
€27,829 EUR
View
9 more retailers have this diamond
Prices start from HK$170,361 HKDSave up to HK$58,914 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$170,361 HKD