Round|Natural|GIA

2.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6521583766

Certificate GIA 6521583766

Diamond specifications and retailer prices

From HK$265,240 HKD
$33,807 USD
As of October 30, 2026
Save HK$192,199 HKD (42%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$457,439 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6521583766. Listed at 20 retailers as of October 29, 2026, with prices from HK$265,240 to HK$457,439, a HK$192,199 spread on the same certified stone. MOH London lists it at HK$457,439. 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

2.50
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6521583766
Dimensions8.74 × 8.68 × 5.35 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
8.74 mm8.68 mm2.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521583766
Side View
Table 60.0%Crown 31.5°Girdle: ThickPavilion 41.8°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$457,439 HKD|Low: HK$250,121 HKD|High: HK$460,478 HKD|Avg: HK$325,548 HKD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 6HK$250,121 HKD
Retailer 7HK$267,060 HKD
Retailer 8HK$288,403 HKD
Retailer 9HK$291,099 HKD
Retailer 4HK$291,272 HKD
Retailer 3HK$317,664 HKD
Retailer 2HK$342,280 HKD
Retailer 5HK$400,713 HKD
MOH LondonHK$457,439 HKD

36 data points across 9 retailers

20 retailersHK$265,240 HKD to HK$457,439 HKD

Retailer 1
-
HK$250,121 HKD
$31,880 USD
Price last confirmed 9 days ago
B+
Retailer 2
-
HK$265,240 HKD
$33,807 USD
View
B+
Retailer 3
-
HK$267,060 HKD
$34,039 USD
View
Final sale: no returns
B
Retailer 4
-
HK$282,720 HKD
$36,035 USD
View
Retailer 5
-
HK$288,403 HKD
A$56,553 AUD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
HK$291,099 HKD
$37,103 USD
View
B+
Retailer 7
-
HK$291,272 HKD
£29,232 GBP
View
Retailer 8
-
HK$303,472 HKD
$38,680 USD
View
Price last confirmed 41 days ago
B+
Retailer 9
-
HK$303,707 HKD
$38,710 USD
View
B+
Retailer 10
-
HK$303,707 HKD
$38,710 USD
View
B
Retailer 11
-
HK$311,544 HKD
$39,709 USD
View
B
Retailer 12
-
HK$313,554 HKD
$39,965 USD
View
B
Retailer 13
-
HK$313,828 HKD
$40,000 USD
View
Retailer 14
-
HK$315,617 HKD
$40,228 USD
View
Price last confirmed 38 days ago
B+
Retailer 15
-
HK$317,664 HKD
£31,881 GBP
View
Retailer 16
-
HK$327,754 HKD
$41,775 USD
View
Price last confirmed 39 days ago
B
Retailer 17
-
HK$342,280 HKD
€41,549 EUR
View
B
Retailer 18
-
HK$343,917 HKD
$43,835 USD
View
B
Retailer 19
-
HK$400,713 HKD
ZAR 825,109 ZAR
View
Most Expensive
B
MOH London
36294D9D8 · Oct 29
HK$457,439 HKD
£45,909 GBP
View
19 more retailers have this diamond
Prices start from HK$265,240 HKDSave up to HK$192,199 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+
2.50ct Round
HK$265,240 HKD