CaratHunter
Plans
Cushion|Natural|GIA

1.21ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 5232922722

Certificate GIA 5232922722

Diamond specifications and retailer prices

From HK$11,482 HKD
As of November 7, 2026
Save HK$9,291 HKD (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$20,773 HKD at MOH London · As of November 7, 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 K 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 5232922722. Listed at 6 retailers as of November 7, 2026, with prices from HK$11,482 to HK$20,773, a HK$9,291 spread on the same certified stone. MOH London lists it at HK$20,773. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5232922722
Dimensions6.57 × 5.26 × 3.73 mm
L/W Ratio1.25
Top View
6.57 mm5.26 mm1.21 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5232922722
Side View
Table 65.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 71.0%

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 7
Current: HK$20,773 HKD|Low: HK$11,482 HKD|High: HK$21,141 HKD|Avg: HK$14,828 HKD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 5HK$11,482 HKD
Retailer 6HK$11,921 HKD
Retailer 2HK$13,128 HKD
Retailer 4HK$14,546 HKD
Retailer 3HK$16,184 HKD
MOH LondonHK$20,773 HKD

45 data points across 6 retailers

6 retailersHK$11,482 HKD to HK$20,773 HKD

A
Cheapest Retailer
-
HK$11,482 HKD
Retailer 2
-
HK$11,921 HKD
View
Price last confirmed 30 days ago
B+
Retailer 3
-
HK$13,128 HKD
View
B+
Retailer 4
-
HK$14,546 HKD
View
B+
Retailer 5
-
HK$16,184 HKD
View
Most Expensive
B
MOH London
0231C0368 · Nov 7
HK$20,773 HKD
£2,087 GBP
View
5 more retailers have this diamond
Prices start from HK$11,482 HKDSave up to HK$9,291 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
1.21ct Cushion
HK$11,482 HKD