Round|Natural|GIA

3.05ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2155581854

Certificate GIA 2155581854

Diamond specifications and retailer prices

From HK$269,153 HKD
As of November 2, 2026
Save HK$260,774 HKD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$529,927 HKD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2155581854. Listed at 11 retailers as of November 2, 2026, with prices from HK$269,153 to HK$529,927, a HK$260,774 spread on the same certified stone. Diamond Quarter lists it at HK$529,927. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2155581854
Dimensions9.31 × 9.28 × 5.80 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.31 mm9.28 mm3.05 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2155581854
Side View
Table 55.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.4%

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 2
Current: HK$259,182 HKD|Low: HK$243,750 HKD|High: HK$450,942 HKD|Avg: HK$312,364 HKD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 4HK$243,750 HKD
Retailer 1HK$259,182 HKD
Retailer 6HK$285,306 HKD
Retailer 3HK$293,834 HKD
Retailer 2HK$333,798 HKD
Retailer 5HK$450,942 HKD

37 data points across 6 retailers

11 retailersHK$269,153 HKD to HK$529,927 HKD

Retailer 1
-
HK$243,750 HKD
Price last confirmed 32 days ago
Retailer 2
-
HK$259,182 HKD
View
Price last confirmed 8 days ago
Retailer 3
-
HK$260,304 HKD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$269,153 HKD
View
Retailer 5
-
HK$297,192 HKD
View
Price last confirmed 39 days ago
Retailer 6
-
HK$297,192 HKD
View
Price last confirmed 38 days ago
Retailer 7
-
HK$309,077 HKD
View
Price last confirmed 36 days ago
Retailer 8
-
HK$320,971 HKD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
HK$333,766 HKD
View
Retailer 10
-
HK$450,942 HKD
View
Price last confirmed 32 days ago
Most Expensive
B
Diamond Quarter
3.05SI2E21543353N · Nov 5
HK$529,927 HKD
£53,187 GBP
View
10 more retailers have this diamond
Prices start from HK$269,153 HKDSave up to HK$260,774 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
3.05ct Round
HK$269,153 HKD