Cushion|Natural|GIA

1.21ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1569567137

Certificate GIA 1569567137

Diamond specifications and retailer prices

From $2,345 USD
As of November 6, 2026
Save $2,334 USD (50%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,679 USD at MOH London · As of November 2, 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 1569567137. Listed at 10 retailers as of November 2, 2026, with prices from $2,345 to $4,679, a $2,334 spread on the same certified stone. MOH London lists it at $4,679. 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
FluorescenceFaint
Crown angle36.32°
Pavilion angle36.95°
OriginNatural
Grading LabGIA
CertificateGIA 1569567137
Dimensions7.25 × 5.58 × 3.80 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
7.25 mm5.58 mm1.21 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1569567137
Side View
Table 64.0%Crown 36.32°Girdle: STK-THKPavilion 36.95°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,679 USD|Low: $2,214 USD|High: $4,799 USD|Avg: $2,976 USD|-2.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3$2,345 USD
Retailer 2$2,416 USD
Retailer 4$2,540 USD
Retailer 9$2,578 USD
Retailer 8$2,635 USD
Retailer 6$2,754 USD
Retailer 5$2,759 USD
Retailer 7$3,260 USD
Retailer 10$3,827 USD
MOH London$4,679 USD

18 data points across 10 retailers

10 retailers$2,345 USD to $4,679 USD

A
Cheapest Retailer
-
$2,345 USD
B+
Retailer 2
-
$2,416 USD
View
Final sale: no returns
B+
Retailer 3
-
$2,540 USD
View
B+
Retailer 4
-
$2,578 USD
View
B+
Retailer 5
-
$2,635 USD
View
B+
Retailer 6
-
$2,754 USD
View
B+
Retailer 7
-
$2,759 USD
View
B+
Retailer 8
-
$3,260 USD
View
B
Retailer 9
-
$3,827 USD
View
Most Expensive
B
MOH London
D5A6684CB · Nov 2
$4,679 USD
£3,684 GBP
View
9 more retailers have this diamond
Prices start from $2,345 USDSave up to $2,334 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
$2,345 USD