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Radiant|Natural|GIA

1.22ct F SI2 Radiant Natural Diamond

EX • F/SI2 • GIA 5426259943

Certificate GIA 5426259943

Diamond specifications and retailer prices

From $7,859 AUD
As of November 6, 2026
Save $2,397 AUD (23%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $10,256 AUD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 1.22ct natural radiant diamond

This 1.22ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5426259943. Listed at 3 retailers as of November 6, 2026, with prices from $7,859 to $10,256, a $2,397 spread on the same certified stone. 77 Diamonds lists it at $10,256. 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

1.22
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5426259943
Dimensions6.96 × 5.48 × 3.56 mm
L/W Ratio1.27
Top View
6.96 mm5.48 mm1.22 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5426259943
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.9%

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: $10,256 AUD|Low: $7,322 AUD|High: $10,420 AUD|Avg: $8,830 AUD|+0.8%
77 Diamonds
Retailer 2
November 7, 2026
Retailer 2$7,322 AUD
77 Diamonds$10,256 AUD

30 data points across 2 retailers

3 retailers$7,859 AUD to $10,256 AUD

Retailer 1
-
$7,322 AUD
Price last confirmed 8 days ago
B
Retailer 2
-
$7,859 AUD
View
Most Expensive
B
77 Diamonds
RADZDJEBJKX4 · Nov 7
$10,256 AUD
£5,549 GBP
View
2 more retailers have this diamond
Prices start from $7,859 AUDSave up to $2,397 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
1.22ct Radiant
$7,859 AUD