Cushion|Natural|GIA

1.21ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1196084809

Certificate GIA 1196084809

Diamond specifications and retailer prices

From $3,923 USD
As of November 6, 2026
Save $3,966 USD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,889 USD 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 H 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 1196084809. Listed at 11 retailers as of November 4, 2026, with prices from $3,923 to $7,889, a $3,966 spread on the same certified stone. MOH London lists it at $7,889. 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1196084809
Dimensions6.18 × 6.16 × 4.29 mm
L/W Ratio1.00
Top View
6.18 mm6.16 mm1.21 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1196084809
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NDepth 69.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $7,889 USD|Low: $4,260 USD|High: $8,005 USD|Avg: $5,521 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$4,260 USD
Retailer 5$4,499 USD
Retailer 3$4,890 USD
Retailer 6$5,006 USD
Retailer 2$5,589 USD
Retailer 4$6,059 USD
MOH London$7,889 USD

45 data points across 7 retailers

11 retailers$3,923 USD to $7,889 USD

B
Cheapest Retailer
-
$3,923 USD
B
Retailer 2
-
$4,260 USD
View
B
Retailer 3
-
$4,264 USD
View
Retailer 4
-
$4,499 USD
View
Price last confirmed 9 days ago
B
Retailer 5
-
$4,762 USD
View
B
Retailer 6
-
$4,890 USD
View
Retailer 7
-
$5,006 USD
View
Price last confirmed 29 days ago
Retailer 8
-
$5,483 USD
View
Price last confirmed 15 days ago
B
Retailer 9
-
$5,589 USD
View
B
Retailer 10
-
$6,059 USD
View
Most Expensive
B
MOH London
664EE7D9E · Nov 4
$7,889 USD
£6,212 GBP
View
10 more retailers have this diamond
Prices start from $3,923 USDSave up to $3,966 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.

B
1.21ct Cushion
$3,923 USD