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Oval|Natural|GIA

1.21ct G SI2 Oval Natural Diamond

ID • G/SI2 • GIA 2538754315

Certificate GIA 2538754315

Diamond specifications and retailer prices

From $3,887 AUD
As of November 6, 2026
Save $4,975 AUD (56%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,862 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2538754315. Listed at 17 retailers as of November 5, 2026, with prices from $3,887 to $8,862, a $4,975 spread on the same certified stone. NZ Jewellers lists it at $8,862. 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

1.21
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle39.5°
OriginNatural
Grading LabGIA
CertificateGIA 2538754315
Dimensions8.48 × 5.95 × 3.69 mm
L/W Ratio1.43
Top View
8.48 mm5.95 mm1.21 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2538754315
Side View
Table 60.0%CrownGirdle: MED-THKPavilion 39.5°Culet: NoneDepth 62.0%

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: $5,640 AUD|Low: $3,545 AUD|High: $8,609 AUD|Avg: $5,419 AUD|-3.4%
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 3$3,545 AUD
Retailer 11$4,401 AUD
Retailer 10$4,551 AUD
Retailer 9$4,755 AUD
Retailer 5$4,759 AUD
Retailer 2$5,056 AUD
Retailer 8$5,056 AUD
Retailer 4$5,315 AUD
Retailer 1$5,640 AUD
Retailer 7$7,415 AUD
Retailer 6$8,484 AUD

38 data points across 11 retailers

17 retailers$3,887 AUD to $8,862 AUD

A
Cheapest Retailer
-
$3,887 AUD
Retailer 2
-
$4,340 AUD
View
Price last confirmed 179 days ago
B+
Retailer 3
-
$4,401 AUD
View
B+
Retailer 4
-
$4,551 AUD
View
B+
Retailer 5
-
$4,755 AUD
View
B+
Retailer 6
-
$4,759 AUD
View
B+
Retailer 7
-
$5,056 AUD
View
B+
Retailer 8
-
$5,056 AUD
View
B+
Retailer 9
-
$5,283 AUD
View
B+
Retailer 10
-
$5,283 AUD
View
B+
Retailer 11
-
$5,315 AUD
View
B+
Retailer 12
-
$5,458 AUD
View
B+
Retailer 13
-
$5,640 AUD
View
B
Retailer 14
-
$7,415 AUD
View
B
Retailer 15
-
$8,484 AUD
View
Retailer 16
-
$8,862 AUD
View
Price last confirmed 48 days ago
Most Expensive
B
NZ Jewellers
18d1026a-2ae6-4a76-812a-7fe009b6a5b5 · Nov 5
$8,862 AUD
$6,089 USD
View
16 more retailers have this diamond
Prices start from $3,887 AUDSave up to $4,975 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
1.21ct Oval
$3,887 AUD