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Round|Natural|GIA

3.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1405520085

Certificate GIA 1405520085

Diamond specifications and retailer prices

From HK$289,569 HKD
$36,908 USD
As of November 1, 2026
Save HK$221,171 HKD (43%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$510,740 HKD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1405520085. Listed at 8 retailers as of October 31, 2026, with prices from HK$289,569 to HK$510,740, a HK$221,171 spread on the same certified stone. Diamond Quarter lists it at HK$510,740. 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

3.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1405520085
Dimensions9.30 × 9.25 × 5.65 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.30 mm9.25 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1405520085
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.1%

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 1
Current: HK$382,127 HKD|Low: HK$263,616 HKD|High: HK$384,837 HKD|Avg: HK$316,247 HKD|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 9HK$263,616 HKD
Retailer 3HK$289,569 HKD
Retailer 4HK$298,940 HKD
Retailer 2HK$299,321 HKD
Retailer 8HK$326,095 HKD
Retailer 5HK$329,912 HKD
Retailer 7HK$329,912 HKD
Retailer 6HK$340,896 HKD
Retailer 1HK$382,127 HKD

24 data points across 9 retailers

8 retailersHK$289,569 HKD to HK$510,740 HKD

B+
Cheapest Retailer
-
HK$289,569 HKD
$36,908 USD
B
Retailer 2
-
HK$298,940 HKD
$38,102 USD
View
B
Retailer 3
-
HK$299,321 HKD
$38,151 USD
View
Final sale: no returns
B
Retailer 4
-
HK$329,912 HKD
$42,050 USD
View
B
Retailer 5
-
HK$329,912 HKD
$42,050 USD
View
B
Retailer 6
-
HK$340,896 HKD
$43,450 USD
View
B
Retailer 7
-
HK$382,127 HKD
€46,386 EUR
View
Most Expensive
B
Diamond Quarter
3.0SI1H14855F70N · Oct 31
HK$510,740 HKD
£51,258 GBP
View
7 more retailers have this diamond
Prices start from HK$289,569 HKDSave up to HK$221,171 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+
3.00ct Round
HK$289,569 HKD