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Round|Natural|GIA

1.20ct H IF Round Natural Diamond

EX • H/IF • GIA 6545773254

Certificate GIA 6545773254

Diamond specifications and retailer prices

From $5,644 AUD
As of November 6, 2026
Save $7,233 AUD (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,877 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 6545773254. Listed at 11 retailers as of November 5, 2026, with prices from $5,644 to $12,877, a $7,233 spread on the same certified stone. NZ Jewellers lists it at $12,877. 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
FluorescenceNone
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545773254
Dimensions6.70 × 6.76 × 4.23 mm
L/W Ratio1.01
Top View
6.70 mm6.76 mm1.20 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545773254
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

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: Nov 6
Current: $12,877 AUD|Low: $5,496 AUD|High: $13,266 AUD|Avg: $8,264 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 4$5,644 AUD
Retailer 8$6,542 AUD
Retailer 10$6,744 AUD
Retailer 3$7,178 AUD
Retailer 11$7,334 AUD
Retailer 6$7,699 AUD
Retailer 9$8,125 AUD
Retailer 2$8,240 AUD
Retailer 5$8,552 AUD
Retailer 7$12,353 AUD
NZ Jewellers$12,877 AUD

40 data points across 11 retailers

11 retailers$5,644 AUD to $12,877 AUD

A
Cheapest Retailer
-
$5,644 AUD
A
Retailer 2
-
$6,542 AUD
View
A
Retailer 3
-
$6,744 AUD
View
B+
Retailer 4
-
$7,178 AUD
View
Final sale: no returns
Retailer 5
-
$7,334 AUD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
$7,699 AUD
View
B+
Retailer 7
-
$8,125 AUD
View
B+
Retailer 8
-
$8,240 AUD
View
B+
Retailer 9
-
$8,552 AUD
View
B
Retailer 10
-
$12,353 AUD
View
Most Expensive
B
NZ Jewellers
94362de7-e48e-4866-8a40-c4d881b94747 · Nov 5
$12,877 AUD
$8,848 USD
View
10 more retailers have this diamond
Prices start from $5,644 AUDSave up to $7,233 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
$5,644 AUD