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Cushion|Natural|GIA

3.00ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1389439515

Certificate GIA 1389439515

Diamond specifications and retailer prices

From HK$238,163 HKD
As of November 5, 2026
Save HK$36,381 HKD (13%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$274,544 HKD at Jared · As of November 6, 2026
View at Jared

About this 3ct natural cushion diamond

This 3ct natural cushion sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1389439515. Listed at 6 retailers as of November 5, 2026, with prices from HK$238,163 to HK$274,544, a HK$36,381 spread on the same certified stone. Jared lists it at HK$274,544. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1389439515
Dimensions8.60 × 7.83 × 5.33 mm
L/W Ratio1.10
Culet sizeNone
Top View
8.60 mm7.83 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1389439515
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.1%

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 5
Current: HK$274,544 HKD|Low: HK$225,662 HKD|High: HK$279,537 HKD|Avg: HK$260,895 HKD
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4HK$238,163 HKD
Retailer 3HK$248,226 HKD
Retailer 5HK$265,688 HKD
Retailer 6HK$265,688 HKD
Retailer 2HK$274,411 HKD
JaredHK$274,544 HKD

36 data points across 6 retailers

6 retailersHK$238,163 HKD to HK$274,544 HKD

B+
Cheapest Retailer
-
HK$238,163 HKD
B+
Retailer 2
-
HK$248,226 HKD
View
Final sale: no returns
B+
Retailer 3
-
HK$265,688 HKD
View
B+
Retailer 4
-
HK$265,688 HKD
View
B+
Retailer 5
-
HK$274,411 HKD
View
Most Expensive
B
Jared
147088325 · Nov 6
HK$274,544 HKD
$35,030 USD
View
5 more retailers have this diamond
Prices start from HK$238,163 HKDSave up to HK$36,381 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 Cushion
HK$238,163 HKD