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Round|Natural|GIA

2.55ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2534799398

Certificate GIA 2534799398

Diamond specifications and retailer prices

From HK$84,101 HKD
As of November 1, 2026
Save HK$62,700 HKD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$146,801 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 2.55ct natural round diamond

This 2.55ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2534799398. Listed at 16 retailers as of November 1, 2026, with prices from HK$84,101 to HK$146,801, a HK$62,700 spread on the same certified stone. MOH London lists it at HK$146,801. 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

2.55
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2534799398
Dimensions8.98 × 8.94 × 5.27 mm
L/W Ratio1.00
Top View
8.98 mm8.94 mm2.55 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2534799398
Side View
Table 59.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 58.9%

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: Nov 1
Current: HK$146,801 HKD|Low: HK$84,101 HKD|High: HK$148,963 HKD|Avg: HK$112,202 HKD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7HK$84,101 HKD
Retailer 5HK$86,689 HKD
Retailer 6HK$100,332 HKD
Retailer 2HK$106,797 HKD
Retailer 3HK$113,191 HKD
Retailer 4HK$129,414 HKD
MOH LondonHK$146,801 HKD

27 data points across 7 retailers

16 retailersHK$84,101 HKD to HK$146,801 HKD

A
Cheapest Retailer
-
HK$84,101 HKD
A
Retailer 2
-
HK$86,689 HKD
View
A
Retailer 3
-
HK$87,443 HKD
View
A
Retailer 4
-
HK$91,067 HKD
View
A
Retailer 5
-
HK$92,809 HKD
View
A
Retailer 6
-
HK$96,425 HKD
View
A
Retailer 7
-
HK$100,332 HKD
View
A
Retailer 8
-
HK$100,583 HKD
View
Retailer 9
-
HK$106,530 HKD
View
Price last confirmed 38 days ago
A
Retailer 10
-
HK$106,797 HKD
View
Retailer 11
-
HK$108,193 HKD
View
Price last confirmed 36 days ago
Retailer 12
-
HK$112,359 HKD
View
Price last confirmed 38 days ago
B+
Retailer 13
-
HK$113,191 HKD
View
B+
Retailer 14
-
HK$129,414 HKD
View
Retailer 15
-
HK$141,488 HKD
View
Price last confirmed 39 days ago
Most Expensive
B
MOH London
0B55DEA6F · Nov 4
HK$146,801 HKD
£14,734 GBP
View
15 more retailers have this diamond
Prices start from HK$84,101 HKDSave up to HK$62,700 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
2.55ct Round
HK$84,101 HKD