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Cushion|Natural|GIA

1.21ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 6555062510

Certificate GIA 6555062510

Diamond specifications and retailer prices

From HK$21,584 HKD
As of November 6, 2026
8 retailers carry this diamond
Most expensive: HK$35,066 HKD at MOH London · As of October 11, 2026
View at MOH London

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555062510. Listed at 8 retailers as of November 6, 2026. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555062510
Dimensions7.08 × 5.67 × 3.89 mm
L/W Ratio1.25
Top View
7.08 mm5.67 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555062510
Side View
Table 67.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 68.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$35,066 HKD|Low: HK$15,142 HKD|High: HK$36,738 HKD|Avg: HK$22,002 HKD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 14, 2026
Retailer 12HK$15,142 HKD
Retailer 3HK$15,487 HKD
Retailer 11HK$16,537 HKD
Retailer 13HK$16,811 HKD
Retailer 2HK$18,081 HKD
Retailer 15HK$19,045 HKD
Retailer 14HK$19,123 HKD
Retailer 8HK$20,800 HKD
Retailer 4HK$21,584 HKD
Retailer 6HK$22,964 HKD
Retailer 7HK$22,964 HKD
Retailer 5HK$23,747 HKD
Retailer 10HK$24,594 HKD
Retailer 9HK$31,263 HKD
MOH LondonHK$35,066 HKD

20 data points across 15 retailers

8 retailers

Retailer 1
-
HK$15,142 HKD
Price last confirmed 23 days ago
Retailer 2
-
HK$15,487 HKD
View
Price last confirmed 24 days ago
Retailer 3
-
HK$18,081 HKD
View
Price last confirmed 23 days ago
Retailer 4
-
HK$19,045 HKD
View
Price last confirmed 23 days ago
Retailer 5
-
HK$20,800 HKD
View
Price last confirmed 23 days ago
B+
Retailer 6
-
HK$21,584 HKD
View
Retailer 7
-
HK$31,263 HKD
View
Price last confirmed 25 days ago
Most Expensive
MOH London
67CFAB849 · Oct 11
HK$35,066 HKD
£3,523 GBP
View
Price last confirmed 26 days ago
7 more retailers have this diamond
Prices start from HK$21,584 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$21,584 HKD