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Round|Natural|GIA

1.25ct K IF Round Natural Diamond

EX • K/IF • GIA 2506628818

Certificate GIA 2506628818

Diamond specifications and retailer prices

From HK$27,172 HKD
As of November 6, 2026
Save HK$12,897 HKD (32%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$40,069 HKD at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2506628818. Listed at 6 retailers as of November 5, 2026, with prices from HK$27,172 to HK$40,069, a HK$12,897 spread on the same certified stone. 77 Diamonds lists it at HK$40,069. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2506628818
Dimensions6.90 × 6.85 × 4.25 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
6.90 mm6.85 mm1.25 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2506628818
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

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: Nov 6
Current: HK$40,069 HKD|Low: HK$27,172 HKD|High: HK$43,584 HKD|Avg: HK$33,988 HKD|-5.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4HK$27,172 HKD
Retailer 3HK$27,274 HKD
Retailer 5HK$27,713 HKD
Retailer 6HK$29,147 HKD
Retailer 2HK$37,659 HKD
77 DiamondsHK$40,069 HKD
Retailer 7HK$43,568 HKD

38 data points across 7 retailers

6 retailersHK$27,172 HKD to HK$40,069 HKD

A
Cheapest Retailer
-
HK$27,172 HKD
A
Retailer 2
-
HK$27,274 HKD
View
A
Retailer 3
-
HK$27,713 HKD
View
A
Retailer 4
-
HK$29,147 HKD
View
B+
Retailer 5
-
HK$37,659 HKD
View
Most Expensive
B+
77 Diamonds
RBMBPNADVEVC · Nov 5
HK$40,069 HKD
£4,026 GBP
View
5 more retailers have this diamond
Prices start from HK$27,172 HKDSave up to HK$12,897 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
1.25ct Round
HK$27,172 HKD