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Oval|Natural|GIA

1.20ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 7541501815

Certificate GIA 7541501815

Diamond specifications and retailer prices

From $5,085 AUD
As of November 6, 2026
Save $6,456 AUD (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $11,541 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7541501815. Listed at 25 retailers as of November 5, 2026, with prices from $5,085 to $11,541, a $6,456 spread on the same certified stone. NZ Jewellers lists it at $11,541. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.20
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.97°
Pavilion angle33.93°
OriginNatural
Grading LabGIA
CertificateGIA 7541501815
Dimensions8.25 × 5.87 × 3.56 mm
L/W Ratio1.41
Cert comments
Additional twinning wisps, additional clouds and pinpoints are not shown.
Key to symbols
Twinning Wisp, Cloud, Feather, Crystal
Top View
8.25 mm5.87 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7541501815
Side View
Table 62.0%Crown 38.97°Girdle: VTK-VTKPavilion 33.93°Culet: NoneDepth 60.6%

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: $6,427 AUD|Low: $5,085 AUD|High: $10,664 AUD|Avg: $6,858 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$5,085 AUD
Retailer 9$5,119 AUD
Retailer 8$5,414 AUD
Retailer 10$5,857 AUD
Retailer 3$6,151 AUD
Retailer 1$6,427 AUD
Retailer 4$6,459 AUD
Retailer 6$6,670 AUD
Retailer 5$7,455 AUD
Retailer 7$8,082 AUD
Retailer 11$10,523 AUD

25 data points across 11 retailers

25 retailers$5,085 AUD to $11,541 AUD

A
Cheapest Retailer
-
$5,085 AUD
A
Retailer 2
-
$5,119 AUD
View
B+
Retailer 3
-
$5,414 AUD
View
B+
Retailer 4
-
$5,672 AUD
View
B+
Retailer 5
-
$5,776 AUD
View
B+
Retailer 6
-
$5,857 AUD
View
B+
Retailer 7
-
$6,114 AUD
View
Final sale: no returns
B+
Retailer 8
-
$6,151 AUD
View
B+
Retailer 9
-
$6,265 AUD
View
B+
Retailer 10
-
$6,427 AUD
View
B+
Retailer 11
-
$6,459 AUD
View
Retailer 12
-
$6,625 AUD
View
Price last confirmed 8 days ago
B
Retailer 13
-
$6,625 AUD
View
B
Retailer 14
-
$6,625 AUD
View
B+
Retailer 15
-
$6,670 AUD
View
Retailer 16
-
$6,677 AUD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
$6,800 AUD
View
B+
Retailer 18
-
$6,842 AUD
View
B+
Retailer 19
-
$7,455 AUD
View
B
Retailer 20
-
$7,644 AUD
View
B
Retailer 21
-
$8,082 AUD
View
B
Retailer 22
-
$9,642 AUD
View
B
Retailer 23
-
$9,913 AUD
View
B
Retailer 24
-
$10,523 AUD
View
Most Expensive
B
NZ Jewellers
dbc512ac-d73c-4d8f-b526-63b81d7329d1 · Nov 5
$11,541 AUD
$7,930 USD
View
24 more retailers have this diamond
Prices start from $5,085 AUDSave up to $6,456 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 Oval
$5,085 AUD