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Cushion|Natural|GIA

1.21ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6565220844

Certificate GIA 6565220844

Diamond specifications and retailer prices

From $1,434 USD
HK$11,200 HKD
As of November 1, 2026
Save $1,966 USD (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,400 USD at MOH London · As of October 26, 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 J 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 6565220844. Listed at 11 retailers as of October 26, 2026, with prices from $1,434 to $3,400, a $1,966 spread on the same certified stone. MOH London lists it at $3,400. 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
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6565220844
Dimensions5.97 × 5.61 × 4.06 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
5.97 mm5.61 mm1.21 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6565220844
Side View
Table 62.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 72.4%

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 1
Current: $3,400 USD|Low: $1,434 USD|High: $3,414 USD|Avg: $2,187 USD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$1,434 USD
Retailer 7$1,462 USD
Retailer 4$1,891 USD
Retailer 3$2,126 USD
Retailer 9$2,200 USD
Retailer 8$2,220 USD
Retailer 6$2,382 USD
Retailer 2$2,473 USD
MOH London$3,400 USD

26 data points across 9 retailers

11 retailers$1,434 USD to $3,400 USD

A
Cheapest Retailer
-
$1,434 USD
HK$11,200 HKD
A
Retailer 2
-
$1,462 USD
₹139,252 INR
View
B+
Retailer 3
-
$1,891 USD
£1,489 GBP
View
B+
Retailer 4
-
$1,999 USD
SGD 2,702 SGD
View
B+
Retailer 5
-
$2,076 USD
View
B+
Retailer 6
-
$2,126 USD
£1,674 GBP
View
B
Retailer 7
-
$2,200 USD
View
B
Retailer 8
-
$2,382 USD
ZAR 38,487 ZAR
View
B+
Retailer 9
-
$2,473 USD
€2,355 EUR
View
Retailer 10
-
$2,529 USD
A$3,891 AUD
View
Price last confirmed 27 days ago
Most Expensive
B
MOH London
2E3AE25B1 · Oct 26
$3,400 USD
£2,677 GBP
View
10 more retailers have this diamond
Prices start from $1,434 USDSave up to $1,966 USD

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
$1,434 USD