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Round|Natural|GIA

1.20ct M SI1 Round Natural Diamond

GD • M/SI1 • GIA 6541700609

Shape and cutting style on the report: Old mine brilliant

Certificate GIA 6541700609

Diamond specifications and retailer prices

From $3,003 AUD
As of November 6, 2026
Save $809 AUD (21%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,811 AUD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 6541700609. Listed at 4 retailers as of November 6, 2026, with prices from $3,003 to $3,811, a $809 spread on the same certified stone. Yorxs lists it at $3,811. 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

1.20
Carat
M
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541700609
Dimensions7.68 × 5.33 × 3.50 mm
L/W Ratio1.44
Culet sizeSlightly Large
Key to symbols
Cloud, Crystal, Feather, Needle, Indented Natural
Top View
7.68 mm5.33 mm1.20 ctM / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541700609
Side View
Table 57.0%CrownGirdle: THN-STKPavilionCulet: SLGDepth 65.6%

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: $3,057 AUD|Low: $2,817 AUD|High: $4,116 AUD|Avg: $3,279 AUD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 3$2,817 AUD
Retailer 2$3,003 AUD
Retailer 1$3,057 AUD
Yorxs$3,811 AUD

21 data points across 4 retailers

4 retailers$3,003 AUD to $3,811 AUD

Retailer 1
-
$2,817 AUD
Price last confirmed 21 days ago
B
Retailer 2
-
$3,003 AUD
View
B
Retailer 3
-
$3,057 AUD
View
Most Expensive
C
Yorxs
F1FC03574 · Nov 6
$3,811 AUD
€2,541 EUR
View
3 more retailers have this diamond
Prices start from $3,003 AUDSave up to $809 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
1.20ct Round
$3,003 AUD