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Oval|Natural|GIA

1.23ct I VS2 Oval Natural Diamond

ID • I/VS2 • GIA 4

Certificate GIA 4

Diamond specifications and retailer prices

From $5,604 AUD
As of November 4, 2026
Save $1,465 AUD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $7,069 AUD at Blue Nile · As of November 3, 2026
View at Blue Nile

About this 1.23ct natural oval diamond

This 1.23ct natural oval sits in the classic one-carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 3, 2026, with prices from $5,604 to $7,069, a $1,465 spread on the same certified stone. Blue Nile lists it at $7,069. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
I
Colour
VS2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 4
Dimensions9.35 × 6.08 × 3.55 mm
L/W Ratio1.54
Top View
9.35 mm6.08 mm1.23 ctI / VS2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 4
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.4%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $7,069 AUD|Low: $5,531 AUD|High: $7,069 AUD|Avg: $6,144 AUD
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2$5,604 AUD
Retailer 3$5,912 AUD
Blue Nile$7,069 AUD

3 data points across 3 retailers

3 retailers$5,604 AUD to $7,069 AUD

B+
Cheapest Retailer
-
$5,604 AUD
B+
Retailer 2
-
$5,912 AUD
View
Most Expensive
B
Blue Nile
28801686 · Nov 3
$7,069 AUD
$4,959 USD
View
2 more retailers have this diamond
Prices start from $5,604 AUDSave up to $1,465 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+
1.23ct Oval
$5,604 AUD