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Cushion|Natural|GIA

3.00ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6445673307

Certificate GIA 6445673307

Diamond specifications and retailer prices

From HK$270,265 HKD
As of November 5, 2026
Save HK$66,940 HKD (20%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$337,205 HKD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

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 6445673307. Listed at 5 retailers as of November 5, 2026, with prices from HK$270,265 to HK$337,205, a HK$66,940 spread on the same certified stone. 77 Diamonds lists it at HK$337,205. 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
Crown angle41.64°
Pavilion angle37.48°
OriginNatural
Grading LabGIA
CertificateGIA 6445673307
Dimensions9.42 × 7.62 × 5.32 mm
L/W Ratio1.24
Top View
9.42 mm7.62 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6445673307
Side View
Table 62.0%Crown 41.64°Girdle: MED-THKPavilion 37.48°Culet: NoneDepth 69.8%

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$337,205 HKD|Low: HK$270,265 HKD|High: HK$343,503 HKD|Avg: HK$291,490 HKD|+0.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3HK$270,265 HKD
Retailer 2HK$270,618 HKD
Retailer 5HK$283,298 HKD
Retailer 6HK$285,955 HKD
Retailer 4HK$297,751 HKD
77 DiamondsHK$337,205 HKD

33 data points across 6 retailers

5 retailersHK$270,265 HKD to HK$337,205 HKD

B+
Cheapest Retailer
-
HK$270,265 HKD
B+
Retailer 2
-
HK$270,618 HKD
View
B+
Retailer 3
-
HK$283,298 HKD
View
B
Retailer 4
-
HK$285,955 HKD
View
Most Expensive
B
77 Diamonds
CUSZZDPQUJ4W · Nov 6
HK$337,205 HKD
£33,878 GBP
View
4 more retailers have this diamond
Prices start from HK$270,265 HKDSave up to HK$66,940 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$270,265 HKD