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Round|Natural|GIA

3.05ct K SI1 Round Natural Diamond

GD • K/SI1 • GIA 5231781775

Certificate GIA 5231781775

Diamond specifications and retailer prices

From HK$118,674 HKD
As of November 6, 2026
Save HK$48,554 HKD (29%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$167,228 HKD at Ritani · As of November 4, 2026
View at Ritani

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 5231781775. Listed at 6 retailers as of November 4, 2026, with prices from HK$118,674 to HK$167,228, a HK$48,554 spread on the same certified stone. Ritani lists it at HK$167,228. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.05
Carat
K
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishGood
SymmetryGood
FluorescenceStrong
Crown angle36°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 5231781775
Dimensions9.05 × 9.27 × 5.78 mm
L/W Ratio1.02
Top View
9.05 mm9.27 mm3.05 ctK / SI1
OriginNatural
CutGood
PolishGood
SymmetryGood
FluorescenceStrong
CertificateGIA 5231781775
Side View
Table 61.0%Crown 36°Girdle: STK-THKPavilion 41.8°Culet: Very SmallDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$138,185 HKD|Low: HK$117,278 HKD|High: HK$167,228 HKD|Avg: HK$140,567 HKD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Ritani
November 6, 2026
Retailer 5HK$118,674 HKD
Retailer 4HK$124,237 HKD
Retailer 3HK$132,231 HKD
Retailer 1HK$138,185 HKD
Retailer 2HK$157,014 HKD
RitaniHK$167,228 HKD

41 data points across 6 retailers

6 retailersHK$118,674 HKD to HK$167,228 HKD

B+
Cheapest Retailer
-
HK$118,674 HKD
B+
Retailer 2
-
HK$124,237 HKD
View
B+
Retailer 3
-
HK$132,231 HKD
View
B+
Retailer 4
-
HK$138,185 HKD
View
B+
Retailer 5
-
HK$157,014 HKD
View
Most Expensive
B
Ritani
D-5PY649W4GF · Nov 4
HK$167,228 HKD
$21,316 USD
View
5 more retailers have this diamond
Prices start from HK$118,674 HKDSave up to HK$48,554 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+
3.05ct Round
HK$118,674 HKD