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Round|Natural|GIA

3.05ct I SI2 Round Natural Diamond

ID • I/SI2 • GIA 77

Certificate GIA 77

Diamond specifications and retailer prices

From HK$269,004 HKD
As of November 6, 2026
Save HK$43,721 HKD (14%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$312,725 HKD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 3 retailers as of November 5, 2026, with prices from HK$269,004 to HK$312,725, a HK$43,721 spread on the same certified stone. Blue Nile lists it at HK$312,725. 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

3.05
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 77
Dimensions9.31 × 9.36 × 5.72 mm
L/W Ratio1.01
Top View
9.31 mm9.36 mm3.05 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 77
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.3%

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 6
Current: HK$312,725 HKD|Low: HK$269,004 HKD|High: HK$312,725 HKD|Avg: HK$284,197 HKD
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 2HK$269,004 HKD
Retailer 3HK$285,126 HKD
Blue NileHK$312,725 HKD

2 data points across 3 retailers

3 retailersHK$269,004 HKD to HK$312,725 HKD

B+
Cheapest Retailer
-
HK$269,004 HKD
B
Retailer 2
-
HK$285,126 HKD
View
Most Expensive
B
Blue Nile
14974596 · Nov 5
HK$312,725 HKD
$39,862 USD
View
2 more retailers have this diamond
Prices start from HK$269,004 HKDSave up to HK$43,721 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$269,004 HKD