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Round|Natural|GIA

1.20ct H IF Round Natural Diamond

EX • H/IF • GIA 6545583394

Certificate GIA 6545583394

Diamond specifications and retailer prices

From $5,334 AUD
As of November 6, 2026
Save $718 AUD (12%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,052 AUD at Michael Trio · As of November 6, 2026
View at Michael Trio

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6545583394. Listed at 6 retailers as of November 6, 2026, with a relatively tight 13% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545583394
Dimensions6.71 × 6.76 × 4.26 mm
L/W Ratio1.01
Top View
6.71 mm6.76 mm1.20 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6545583394
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $6,052 AUD|Low: $5,133 AUD|High: $6,656 AUD|Avg: $5,929 AUD|-5.0%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$5,334 AUD
Retailer 4$5,701 AUD
Retailer 5$5,846 AUD
Retailer 6$5,950 AUD
Retailer 3$5,998 AUD
Michael Trio$6,052 AUD

46 data points across 6 retailers

6 retailers$5,334 AUD to $6,052 AUD

A
Cheapest Retailer
-
$5,334 AUD
A
Retailer 2
-
$5,701 AUD
View
A
Retailer 3
-
$5,846 AUD
View
Final sale: no returns
A
Retailer 4
-
$5,950 AUD
View
A
Retailer 5
-
$5,998 AUD
View
Most Expensive
A
Michael Trio
9306665500 · Nov 6
$6,052 AUD
SGD 5,619 SGD
View
5 more retailers have this diamond
Prices start from $5,334 AUDSave up to $718 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
1.20ct Round
$5,334 AUD