Cushion|Natural|GIA

1.21ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 16776694

Certificate GIA 16776694

Diamond specifications and retailer prices

From $4,689 USD
As of November 4, 2026
Save $4,032 USD (46%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,721 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 G 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 16776694. Listed at 12 retailers as of November 4, 2026, with prices from $4,689 to $8,721, a $4,032 spread on the same certified stone. MOH London lists it at $8,721. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 16776694
Dimensions6.93 × 5.94 × 3.65 mm
L/W Ratio1.17
Culet sizeNone
Top View
6.93 mm5.94 mm1.21 ctG / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 16776694
Side View
Table 63.0%CrownGirdle: XTN-VTKPavilionCulet: NoneDepth 61.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: $8,721 USD|Low: $4,549 USD|High: $8,849 USD|Avg: $6,248 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$4,689 USD
Retailer 7$4,963 USD
Retailer 10$5,040 USD
Retailer 5$5,377 USD
Retailer 2$5,733 USD
Retailer 9$5,944 USD
Retailer 6$6,142 USD
Retailer 3$6,202 USD
Retailer 11$6,546 USD
Retailer 4$7,241 USD
MOH London$8,721 USD

37 data points across 11 retailers

12 retailers$4,689 USD to $8,721 USD

B
Cheapest Retailer
-
$4,689 USD
B
Retailer 2
-
$4,963 USD
View
Final sale: no returns
B
Retailer 3
-
$5,040 USD
View
B
Retailer 4
-
$5,043 USD
View
Retailer 5
-
$5,377 USD
View
Price last confirmed 13 days ago
B
Retailer 6
-
$5,733 USD
View
B
Retailer 7
-
$5,862 USD
View
Retailer 8
-
$5,944 USD
View
Price last confirmed 29 days ago
Retailer 9
-
$6,142 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$6,546 USD
View
Price last confirmed 15 days ago
B
Retailer 11
-
$7,241 USD
View
Most Expensive
B
MOH London
F577A9898 · Nov 4
$8,721 USD
£6,867 GBP
View
11 more retailers have this diamond
Prices start from $4,689 USDSave up to $4,032 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
$4,689 USD