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Cushion|Natural|GIA

1.21ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 16776694

Certificate GIA 16776694

Diamond specifications and retailer prices

From $6,824 AUD
As of November 4, 2026
Save $5,868 AUD (46%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $12,693 AUD 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 $6,824 to $12,693, a $5,868 spread on the same certified stone. MOH London lists it at $12,693. 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
Colour
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $12,693 AUD|Low: $6,621 AUD|High: $12,879 AUD|Avg: $9,094 AUD|-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$6,824 AUD
Retailer 7$7,223 AUD
Retailer 10$7,335 AUD
Retailer 5$7,826 AUD
Retailer 2$8,344 AUD
Retailer 9$8,651 AUD
Retailer 6$8,939 AUD
Retailer 3$9,026 AUD
Retailer 11$9,527 AUD
Retailer 4$10,539 AUD
MOH London$12,693 AUD

37 data points across 11 retailers

12 retailers$6,824 AUD to $12,693 AUD

B
Cheapest Retailer
-
$6,824 AUD
B
Retailer 2
-
$7,223 AUD
View
Final sale: no returns
B
Retailer 3
-
$7,335 AUD
View
B
Retailer 4
-
$7,340 AUD
View
Retailer 5
-
$7,826 AUD
View
Price last confirmed 13 days ago
B
Retailer 6
-
$8,344 AUD
View
B
Retailer 7
-
$8,532 AUD
View
Retailer 8
-
$8,651 AUD
View
Price last confirmed 29 days ago
Retailer 9
-
$8,939 AUD
View
Price last confirmed 10 days ago
Retailer 10
-
$9,527 AUD
View
Price last confirmed 15 days ago
B
Retailer 11
-
$10,539 AUD
View
Most Expensive
B
MOH London
F577A9898 · Nov 4
$12,693 AUD
£6,867 GBP
View
11 more retailers have this diamond
Prices start from $6,824 AUDSave up to $5,868 AUD

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
$6,824 AUD