CaratHunter
Plans
Cushion|Natural|GIA

1.21ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1196084809

Certificate GIA 1196084809

Diamond specifications and retailer prices

From $5,710 AUD
As of November 6, 2026
Save $5,772 AUD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $11,482 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 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 $5,710 to $11,482, a $5,772 spread on the same certified stone. MOH London lists it at $11,482. 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
Colour
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

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $11,482 AUD|Low: $6,200 AUD|High: $11,650 AUD|Avg: $8,034 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 7$6,200 AUD
Retailer 5$6,548 AUD
Retailer 2$7,134 AUD
Retailer 6$7,286 AUD
Retailer 3$8,134 AUD
Retailer 4$8,818 AUD
MOH London$11,482 AUD

46 data points across 7 retailers

11 retailers$5,710 AUD to $11,482 AUD

B
Cheapest Retailer
-
$5,710 AUD
B
Retailer 2
-
$6,200 AUD
View
B
Retailer 3
-
$6,206 AUD
View
Retailer 4
-
$6,548 AUD
View
Price last confirmed 9 days ago
B
Retailer 5
-
$6,931 AUD
View
B
Retailer 6
-
$7,134 AUD
View
Retailer 7
-
$7,286 AUD
View
Price last confirmed 29 days ago
Retailer 8
-
$7,980 AUD
View
Price last confirmed 15 days ago
B
Retailer 9
-
$8,134 AUD
View
B
Retailer 10
-
$8,818 AUD
View
Most Expensive
B
MOH London
664EE7D9E · Nov 4
$11,482 AUD
£6,212 GBP
View
10 more retailers have this diamond
Prices start from $5,710 AUDSave up to $5,772 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
$5,710 AUD