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Cushion|Natural|GIA

1.21ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 3385845732

Certificate GIA 3385845732

Diamond specifications and retailer prices

From HK$35,652 HKD
As of November 6, 2026
Save HK$14,905 HKD (29%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$50,558 HKD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3385845732. Listed at 4 retailers as of November 6, 2026, with prices from HK$35,652 to HK$50,558, a HK$14,905 spread on the same certified stone. 77 Diamonds lists it at HK$50,558. 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

1.21
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3385845732
Dimensions6.41 × 5.76 × 3.97 mm
L/W Ratio1.11
Top View
6.41 mm5.76 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3385845732
Side View
Table 58.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 69.0%

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 6
Current: HK$50,558 HKD|Low: HK$35,652 HKD|High: HK$51,235 HKD|Avg: HK$40,416 HKD|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2HK$35,652 HKD
Retailer 3HK$37,126 HKD
Retailer 4HK$38,019 HKD
77 DiamondsHK$50,558 HKD

31 data points across 4 retailers

4 retailersHK$35,652 HKD to HK$50,558 HKD

B
Cheapest Retailer
-
HK$35,652 HKD
B
Retailer 2
-
HK$37,126 HKD
View
B
Retailer 3
-
HK$38,019 HKD
View
Most Expensive
B
77 Diamonds
CUSMBJWVEWTTR · Nov 6
HK$50,558 HKD
£5,079 GBP
View
3 more retailers have this diamond
Prices start from HK$35,652 HKDSave up to HK$14,905 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
1.21ct Cushion
HK$35,652 HKD