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Cushion|Natural|GIA

1.33ct M SI1 Cushion Natural Diamond

EX • M/SI1 • GIA 6312661439

Certificate GIA 6312661439

Diamond specifications and retailer prices

From HK$10,228 HKD
As of November 6, 2026
Save HK$8,568 HKD (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$18,796 HKD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.33ct natural cushion diamond

This 1.33ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6312661439. Listed at 9 retailers as of November 6, 2026, with prices from HK$10,228 to HK$18,796, a HK$8,568 spread on the same certified stone. Yorxs lists it at HK$18,796. 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

1.33
Carat
M
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6312661439
Dimensions6.07 × 5.93 × 4.06 mm
L/W Ratio1.02
Top View
6.07 mm5.93 mm1.33 ctM / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6312661439
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 68.4%

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 6
Current: HK$13,606 HKD|Low: HK$10,126 HKD|High: HK$18,903 HKD|Avg: HK$14,371 HKD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 3HK$10,228 HKD
Retailer 6HK$12,610 HKD
Retailer 1HK$13,606 HKD
Retailer 5HK$13,606 HKD
Retailer 4HK$13,841 HKD
Retailer 8HK$14,342 HKD
Retailer 7HK$14,907 HKD
Retailer 2HK$16,890 HKD
YorxsHK$18,796 HKD

30 data points across 9 retailers

9 retailersHK$10,228 HKD to HK$18,796 HKD

A
Cheapest Retailer
-
HK$10,228 HKD
B+
Retailer 2
-
HK$12,610 HKD
View
B+
Retailer 3
-
HK$13,606 HKD
View
B+
Retailer 4
-
HK$13,606 HKD
View
Retailer 5
-
HK$13,841 HKD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$14,342 HKD
View
B+
Retailer 7
-
HK$14,907 HKD
View
B
Retailer 8
-
HK$16,890 HKD
View
Most Expensive
B
Yorxs
B4D89F890 · Nov 6
HK$18,796 HKD
€2,284 EUR
View
8 more retailers have this diamond
Prices start from HK$10,228 HKDSave up to HK$8,568 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
1.33ct Cushion
HK$10,228 HKD