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Round|Natural|GIA

3.05ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1557222010

Certificate GIA 1557222010

Diamond specifications and retailer prices

From HK$291,347 HKD
As of November 1, 2026
Save HK$94 HKD (0%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$291,441 HKD at The Diamond Guys · As of October 31, 2026
View at The Diamond Guys

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 1557222010. Listed at 7 retailers as of October 31, 2026, with a relatively tight 0% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557222010
Dimensions9.21 × 9.25 × 5.76 mm
L/W Ratio1.00
Key to symbols
Twinning Wisp, Feather, Crystal, Needle
Top View
9.21 mm9.25 mm3.05 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1557222010
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilionCuletDepth 62.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$291,347 HKD|Low: HK$207,631 HKD|High: HK$359,985 HKD|Avg: HK$259,023 HKD|+10.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
The Diamond Guys
November 1, 2026
Retailer 6HK$207,631 HKD
Retailer 8HK$209,051 HKD
Retailer 7HK$228,060 HKD
Retailer 3HK$235,011 HKD
Retailer 9HK$243,813 HKD
Retailer 2HK$269,585 HKD
Retailer 4HK$284,059 HKD
Retailer 1HK$291,347 HKD
The Diamond GuysHK$291,441 HKD
Retailer 5HK$359,985 HKD

17 data points across 10 retailers

7 retailersHK$291,347 HKD to HK$291,441 HKD

Retailer 1
-
HK$235,011 HKD
Price last confirmed 7 days ago
Retailer 2
-
HK$237,561 HKD
View
Price last confirmed 43 days ago
Retailer 3
-
HK$247,061 HKD
View
Price last confirmed 43 days ago
Retailer 4
-
HK$256,569 HKD
View
Price last confirmed 44 days ago
Retailer 5
-
HK$269,585 HKD
View
Price last confirmed 7 days ago
B
Retailer 6
-
HK$291,347 HKD
View
Most Expensive
B
The Diamond Guys
1994949907 · Oct 31
HK$291,441 HKD
$37,149 USD
View
6 more retailers have this diamond
Prices start from HK$291,347 HKDSave up to HK$94 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$291,347 HKD