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Oval|Natural|GIA

1.21ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 2567610578

Certificate GIA 2567610578

Diamond specifications and retailer prices

From $5,058 AUD
As of November 5, 2026
Save $975 AUD (16%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $6,033 AUD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.21ct natural oval diamond

This 1.21ct 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 2567610578. Listed at 4 retailers as of November 5, 2026, with prices from $5,058 to $6,033, a $975 spread on the same certified stone. Blue Nile lists it at $6,033. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2567610578
Dimensions8.32 × 5.95 × 3.77 mm
L/W Ratio1.40
Top View
8.32 mm5.95 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2567610578
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $6,033 AUD|Low: $5,058 AUD|High: $6,033 AUD|Avg: $5,459 AUD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$5,058 AUD
Retailer 4$5,349 AUD
Retailer 2$5,392 AUD
Blue Nile$6,033 AUD

6 data points across 4 retailers

4 retailers$5,058 AUD to $6,033 AUD

A
Cheapest Retailer
-
$5,058 AUD
B+
Retailer 2
-
$5,349 AUD
View
B+
Retailer 3
-
$5,392 AUD
View
Most Expensive
B+
Blue Nile
30546114 · Nov 5
$6,033 AUD
$4,145 USD
View
3 more retailers have this diamond
Prices start from $5,058 AUDSave up to $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
$5,058 AUD