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Oval|Natural|GIA

1.09ct K IF Oval Natural Diamond

ID • K/IF • GIA 12

Certificate GIA 12

Diamond specifications and retailer prices

From $4,733 AUD
As of November 4, 2026
Save $1,209 AUD (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,942 AUD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.09ct natural oval diamond

This 1.09ct natural oval sits in the classic one-carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), 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 4, 2026, with prices from $4,733 to $5,942, a $1,209 spread on the same certified stone. Blue Nile lists it at $5,942. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
K
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 12
Dimensions7.85 × 5.89 × 3.67 mm
L/W Ratio1.33
Top View
7.85 mm5.89 mm1.09 ctK / IF
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 12
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.4%

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: $5,942 AUD|Low: $4,733 AUD|High: $5,942 AUD|Avg: $4,978 AUD
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 3$4,733 AUD
Retailer 2$4,742 AUD
Blue Nile$5,942 AUD

2 data points across 3 retailers

3 retailers$4,733 AUD to $5,942 AUD

B+
Cheapest Retailer
-
$4,733 AUD
B+
Retailer 2
-
$4,742 AUD
View
Most Expensive
B
Blue Nile
10642097 · Nov 5
$5,942 AUD
$4,083 USD
View
2 more retailers have this diamond
Prices start from $4,733 AUDSave up to $1,209 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+
1.09ct Oval
$4,733 AUD