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Round|Natural|GIA

1.20ct E IF Round Natural Diamond

EX • E/IF • GIA 1545579072

Certificate GIA 1545579072

Diamond specifications and retailer prices

From $14,534 AUD
£8,020 GBP
As of November 1, 2026
Save $6,353 AUD (30%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $21,272 AUD at NZ Jewellers · As of September 28, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1545579072. Listed at 13 retailers as of November 1, 2026, with a 44% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1545579072
Dimensions6.76 × 6.71 × 4.22 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Top View
6.76 mm6.71 mm1.20 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545579072
Side View
Table 59.0%Crown 36°GirdlePavilion 41°Culet: NoneDepth 62.7%

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 1
Current: $15,415 AUD|Low: $12,913 AUD|High: $22,424 AUD|Avg: $16,307 AUD|-9.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11$13,200 AUD
Retailer 5$14,534 AUD
Retailer 7$14,664 AUD
Retailer 9$14,761 AUD
Retailer 8$15,011 AUD
Retailer 1$15,415 AUD
Retailer 3$15,682 AUD
Retailer 10$16,027 AUD
Retailer 2$19,570 AUD
Retailer 6$19,648 AUD
Retailer 4$20,887 AUD

31 data points across 11 retailers

13 retailers$14,534 AUD to $20,887 AUD

A
Cheapest Retailer
-
$14,534 AUD
£8,020 GBP
A
Retailer 2
-
$14,664 AUD
View
A
Retailer 3
-
$14,761 AUD
$10,345 USD
View
Final sale: no returns
A
Retailer 4
-
$15,011 AUD
$10,520 USD
View
Retailer 5
-
$15,262 AUD
$10,696 USD
View
Price last confirmed 24 days ago
A
Retailer 6
-
$15,415 AUD
€10,289 EUR
View
Retailer 7
-
$15,498 AUD
$10,861 USD
View
Price last confirmed 34 days ago
A
Retailer 8
-
$16,027 AUD
£8,844 GBP
View
Retailer 9
-
$17,611 AUD
$12,342 USD
View
Price last confirmed 24 days ago
Retailer 10
-
$19,570 AUD
$13,715 USD
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$19,648 AUD
ZAR 222,454 ZAR
View
B+
Retailer 12
-
$20,887 AUD
£11,526 GBP
View
Most Expensive
NZ Jewellers
93af8074-a52c-4e16-a864-98083477058f · Sep 28
$21,272 AUD
$14,908 USD
View
Price last confirmed 35 days ago
12 more retailers have this diamond
Prices start from $14,534 AUDSave up to $6,353 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
$14,534 AUD