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Round|Natural|GIA

1.20ct F IF Round Natural Diamond

EX • F/IF • GIA 1558027132

Certificate GIA 1558027132

Diamond specifications and retailer prices

From $8,874 AUD
As of November 5, 2026
Save $10,929 AUD (55%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $19,803 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1558027132. Listed at 18 retailers as of November 5, 2026, with prices from $8,874 to $19,803, a $10,929 spread on the same certified stone. NZ Jewellers lists it at $19,803. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1558027132
Dimensions6.80 × 6.76 × 4.21 mm
L/W Ratio1.01
Top View
6.80 mm6.76 mm1.20 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1558027132
Side View
Table 55.0%Crown 35°Girdle: STK-STKPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A+
Exceptional
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 5
Current: $19,803 AUD|Low: $8,874 AUD|High: $20,818 AUD|Avg: $11,888 AUD|-4.9%
NZ Jewellers
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
Retailer 16
November 5, 2026
Retailer 11$8,874 AUD
Retailer 7$8,904 AUD
Retailer 15$9,090 AUD
Retailer 12$9,302 AUD
Retailer 16$9,460 AUD
Retailer 5$9,518 AUD
Retailer 8$10,362 AUD
Retailer 9$10,541 AUD
Retailer 4$10,562 AUD
Retailer 3$10,671 AUD
Retailer 13$11,839 AUD
Retailer 6$12,145 AUD
Retailer 10$12,192 AUD
Retailer 14$16,625 AUD
Retailer 2$16,728 AUD
NZ Jewellers$19,803 AUD

15 data points across 16 retailers

18 retailers$8,874 AUD to $19,803 AUD

A+
Cheapest Retailer
-
$8,874 AUD
A+
Retailer 2
-
$8,904 AUD
View
A
Retailer 3
-
$9,090 AUD
View
A
Retailer 4
-
$9,302 AUD
View
A
Retailer 5
-
$9,460 AUD
View
Final sale: no returns
Retailer 6
-
$9,518 AUD
View
Price last confirmed 4 days ago
A
Retailer 7
-
$10,362 AUD
View
Retailer 8
-
$10,474 AUD
View
Price last confirmed 26 days ago
A
Retailer 9
-
$10,541 AUD
View
A
Retailer 10
-
$10,562 AUD
View
A
Retailer 11
-
$10,671 AUD
View
Retailer 12
-
$11,785 AUD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$11,839 AUD
View
B+
Retailer 14
-
$12,145 AUD
View
B+
Retailer 15
-
$12,192 AUD
View
B+
Retailer 16
-
$16,625 AUD
View
B+
Retailer 17
-
$16,728 AUD
View
Most Expensive
B
NZ Jewellers
7b6ff942-24b4-44e9-8ce2-6c5d68281cc8 · Nov 5
$19,803 AUD
$13,863 USD
View
17 more retailers have this diamond
Prices start from $8,874 AUDSave up to $10,929 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
$8,874 AUD