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Oval|Natural|GIA

1.20ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 2546118247

Certificate GIA 2546118247

Diamond specifications and retailer prices

From $4,228 AUD
As of November 6, 2026
Save $5,420 AUD (56%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $9,648 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546118247. Listed at 22 retailers as of November 5, 2026, with prices from $4,228 to $9,648, a $5,420 spread on the same certified stone. NZ Jewellers lists it at $9,648. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546118247
Dimensions8.43 × 6.03 × 3.78 mm
L/W Ratio1.40
Top View
8.43 mm6.03 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546118247
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $9,648 AUD|Low: $4,228 AUD|High: $9,689 AUD|Avg: $6,540 AUD|-0.4%
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
Retailer 17
Retailer 18
November 6, 2026
Retailer 6$4,228 AUD
Retailer 2$4,369 AUD
Retailer 15$5,007 AUD
Retailer 8$5,111 AUD
Retailer 12$5,322 AUD
Retailer 11$5,372 AUD
Retailer 18$5,538 AUD
Retailer 10$5,561 AUD
Retailer 16$5,731 AUD
Retailer 3$5,750 AUD
Retailer 7$5,750 AUD
Retailer 4$5,836 AUD
Retailer 5$6,391 AUD
Retailer 13$6,449 AUD
Retailer 14$6,759 AUD
Retailer 17$9,236 AUD
Retailer 9$9,611 AUD
NZ Jewellers$9,648 AUD

22 data points across 18 retailers

22 retailers$4,228 AUD to $9,648 AUD

B+
Cheapest Retailer
-
$4,228 AUD
B+
Retailer 2
-
$4,369 AUD
View
B+
Retailer 3
-
$5,007 AUD
View
B+
Retailer 4
-
$5,015 AUD
View
B+
Retailer 5
-
$5,111 AUD
View
Final sale: no returns
B
Retailer 6
-
$5,200 AUD
View
B
Retailer 7
-
$5,203 AUD
View
B+
Retailer 8
-
$5,322 AUD
View
B+
Retailer 9
-
$5,372 AUD
View
B+
Retailer 10
-
$5,538 AUD
View
Retailer 11
-
$5,561 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$5,731 AUD
View
B+
Retailer 13
-
$5,750 AUD
View
B
Retailer 14
-
$5,750 AUD
View
B
Retailer 15
-
$5,836 AUD
View
Retailer 16
-
$6,005 AUD
View
Price last confirmed 29 days ago
B
Retailer 17
-
$6,391 AUD
View
B
Retailer 18
-
$6,449 AUD
View
B
Retailer 19
-
$6,759 AUD
View
B
Retailer 20
-
$9,236 AUD
View
Retailer 21
-
$9,611 AUD
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
b22341c6-3517-4448-9c86-35662b40917d · Nov 5
$9,648 AUD
$6,629 USD
View
21 more retailers have this diamond
Prices start from $4,228 AUDSave up to $5,420 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.

B+
1.20ct Oval
$4,228 AUD