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Round|Natural|GIA

1.22ct D SI2 Round Natural Diamond

GD • D/SI2 • GIA 5303821478

Certificate GIA 5303821478

Diamond specifications and retailer prices

From $3,845 AUD
HK$21,100 HKD
As of October 31, 2026
Save $4,780 AUD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,625 AUD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.22ct natural round diamond

This 1.22ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 5303821478. Listed at 15 retailers as of October 31, 2026, with prices from $3,845 to $8,625, a $4,780 spread on the same certified stone. Diamond Quarter lists it at $8,625. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.22
Carat
D
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5303821478
Dimensions6.60 × 6.57 × 4.34 mm
L/W Ratio1.00
Top View
6.60 mm6.57 mm1.22 ctD / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5303821478
Side View
Table 55.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.9%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $3,845 AUD|Low: $3,808 AUD|High: $8,109 AUD|Avg: $5,117 AUD|+1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 1$3,845 AUD
Retailer 4$4,131 AUD
Retailer 3$4,295 AUD
Retailer 9$4,492 AUD
Retailer 12$4,654 AUD
Retailer 14$4,654 AUD
Retailer 8$4,794 AUD
Retailer 6$4,832 AUD
Retailer 13$4,833 AUD
Retailer 5$4,859 AUD
Retailer 7$4,869 AUD
Retailer 2$5,370 AUD
Retailer 10$5,450 AUD
Retailer 11$7,825 AUD
Retailer 15$8,109 AUD

31 data points across 15 retailers

15 retailers$3,845 AUD to $8,625 AUD

A
Cheapest Retailer
-
$3,845 AUD
HK$21,100 HKD
B+
Retailer 2
-
$4,131 AUD
$2,902 USD
View
B+
Retailer 3
-
$4,295 AUD
$3,017 USD
View
Final sale: no returns
A
Retailer 4
-
$4,492 AUD
£2,484 GBP
View
B+
Retailer 5
-
$4,654 AUD
$3,269 USD
View
B+
Retailer 6
-
$4,654 AUD
$3,269 USD
View
B+
Retailer 7
-
$4,794 AUD
£2,652 GBP
View
B+
Retailer 8
-
$4,833 AUD
$3,395 USD
View
B+
Retailer 9
-
$4,859 AUD
$3,413 USD
View
B+
Retailer 10
-
$4,869 AUD
$3,420 USD
View
B+
Retailer 11
-
$5,370 AUD
$3,772 USD
View
B+
Retailer 12
-
$5,450 AUD
€3,646 EUR
View
B
Retailer 13
-
$7,825 AUD
£4,328 GBP
View
B
Retailer 14
-
$8,109 AUD
$5,696 USD
View
Most Expensive
B
Diamond Quarter
1.22SI2D5378BE7FN · Oct 31
$8,625 AUD
£4,771 GBP
View
14 more retailers have this diamond
Prices start from $3,845 AUDSave up to $4,780 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.

A
1.22ct Round
$3,845 AUD