CaratHunter
Plans
Round|Natural|GIA

2.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6561216159

Certificate GIA 6561216159

Diamond specifications and retailer prices

From HK$67,367 HKD
As of November 4, 2026
Save HK$61,404 HKD (48%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$128,771 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.5ct natural round diamond

This 2.5ct 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 6561216159. Listed at 17 retailers as of November 4, 2026, with prices from HK$67,367 to HK$128,771, a HK$61,404 spread on the same certified stone. NZ Jewellers lists it at HK$128,771. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6561216159
Dimensions8.61 × 8.66 × 5.41 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Knot, Crystal, Needle
Top View
8.61 mm8.66 mm2.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561216159
Side View
Table 58.0%Crown 35°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 62.6%

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 4
Current: HK$88,415 HKD|Low: HK$67,273 HKD|High: HK$122,118 HKD|Avg: HK$92,675 HKD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6HK$67,367 HKD
Retailer 4HK$83,191 HKD
Retailer 7HK$88,062 HKD
Retailer 1HK$88,415 HKD
Retailer 3HK$92,440 HKD
Retailer 2HK$106,091 HKD
Retailer 5HK$120,345 HKD

29 data points across 7 retailers

17 retailersHK$67,367 HKD to HK$128,771 HKD

A
Cheapest Retailer
-
HK$67,367 HKD
A
Retailer 2
-
HK$79,127 HKD
View
A
Retailer 3
-
HK$81,127 HKD
View
A
Retailer 4
-
HK$83,191 HKD
View
A
Retailer 5
-
HK$84,179 HKD
View
Retailer 6
-
HK$85,285 HKD
View
Price last confirmed 12 days ago
A
Retailer 7
-
HK$86,336 HKD
View
A
Retailer 8
-
HK$88,062 HKD
View
A
Retailer 9
-
HK$88,415 HKD
View
A
Retailer 10
-
HK$92,393 HKD
View
A
Retailer 11
-
HK$92,440 HKD
View
A
Retailer 12
-
HK$93,813 HKD
View
A
Retailer 13
-
HK$94,574 HKD
View
B+
Retailer 14
-
HK$106,091 HKD
View
B+
Retailer 15
-
HK$106,608 HKD
View
B+
Retailer 16
-
HK$120,345 HKD
View
Most Expensive
B
NZ Jewellers
d27d4636-6f5d-43e4-a4e7-2bc26c05caff · Nov 5
HK$128,771 HKD
$16,414 USD
View
16 more retailers have this diamond
Prices start from HK$67,367 HKDSave up to HK$61,404 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
2.50ct Round
HK$67,367 HKD