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Round|Natural|GIA

4.71ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2456871148

Certificate GIA 2456871148

Diamond specifications and retailer prices

From HK$387,318 HKD
As of November 1, 2026
Save HK$64,801 HKD (14%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$452,119 HKD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 4.71ct natural round diamond

This 4.71ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2456871148. Listed at 2 retailers as of November 1, 2026, with prices from HK$387,318 to HK$452,119, a HK$64,801 spread on the same certified stone. Blue Nile lists it at HK$452,119. 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

4.71
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2456871148
Dimensions11.09 × 11.01 × 6.48 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
11.09 mm11.01 mm4.71 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2456871148
Side View
Table 62.0%Crown 33°Girdle: THN-MEDPavilion 41.6°Culet: NoneDepth 58.7%

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: Nov 1
Current: HK$452,119 HKD|Low: HK$304,009 HKD|High: HK$772,321 HKD|Avg: HK$471,953 HKD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 18, 2026
Retailer 9HK$304,009 HKD
Retailer 8HK$386,156 HKD
Retailer 2HK$387,318 HKD
Retailer 3HK$445,011 HKD
Blue NileHK$452,119 HKD
Retailer 7HK$453,939 HKD
Retailer 4HK$515,579 HKD
Retailer 6HK$530,006 HKD
Retailer 5HK$772,321 HKD

4 data points across 9 retailers

2 retailersHK$387,318 HKD to HK$452,119 HKD

B+
Cheapest Retailer
-
HK$387,318 HKD
Most Expensive
B
Blue Nile
18250347 · Nov 5
HK$452,119 HKD
$57,630 USD
View
1 more retailer has this diamond
Prices start from HK$387,318 HKDSave up to HK$64,801 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+
4.71ct Round
HK$387,318 HKD