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Cushion|Natural|GIA

1.21ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 7553811117

Certificate GIA 7553811117

Diamond specifications and retailer prices

From $2,988 CAD
As of November 6, 2026
Save $3,954 CAD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,942 CAD at MOH London · As of November 4, 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 I 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 7553811117. Listed at 17 retailers as of November 4, 2026, with prices from $2,988 to $6,942, a $3,954 spread on the same certified stone. MOH London lists it at $6,942. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7553811117
Dimensions7.05 × 5.38 × 3.74 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Knot, Feather, Needle
Top View
7.05 mm5.38 mm1.21 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7553811117
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.4%

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: $6,942 CAD|Low: $2,988 CAD|High: $7,033 CAD|Avg: $4,388 CAD|-1.3%
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
November 6, 2026
Retailer 13$2,988 CAD
Retailer 2$3,113 CAD
Retailer 11$3,539 CAD
Retailer 4$3,666 CAD
Retailer 6$3,854 CAD
Retailer 5$3,992 CAD
Retailer 8$4,157 CAD
Retailer 3$4,172 CAD
Retailer 9$4,180 CAD
Retailer 12$4,318 CAD
Retailer 7$4,623 CAD
Retailer 10$4,849 CAD
MOH London$6,942 CAD

25 data points across 13 retailers

17 retailers$2,988 CAD to $6,942 CAD

A
Cheapest Retailer
-
$2,988 CAD
A
Retailer 2
-
$3,113 CAD
View
B+
Retailer 3
-
$3,539 CAD
View
B+
Retailer 4
-
$3,666 CAD
View
Final sale: no returns
B+
Retailer 5
-
$3,757 CAD
View
B+
Retailer 6
-
$3,763 CAD
View
B+
Retailer 7
-
$3,854 CAD
View
Retailer 8
-
$3,992 CAD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$4,002 CAD
View
B+
Retailer 10
-
$4,157 CAD
View
B+
Retailer 11
-
$4,172 CAD
View
B+
Retailer 12
-
$4,180 CAD
View
B
Retailer 13
-
$4,318 CAD
View
Retailer 14
-
$4,518 CAD
View
Price last confirmed 31 days ago
B+
Retailer 15
-
$4,623 CAD
View
B
Retailer 16
-
$4,849 CAD
View
Most Expensive
B
MOH London
A1072B078 · Nov 4
$6,942 CAD
£3,886 GBP
View
16 more retailers have this diamond
Prices start from $2,988 CADSave up to $3,954 CAD

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
$2,988 CAD