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Oval|Natural|GIA

1.40ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 2546526813

Certificate GIA 2546526813

Diamond specifications and retailer prices

From $4,660 AUD
As of November 5, 2026
5 retailers carry this diamond
Most expensive: $8,828 AUD at NZ Jewellers · As of September 19, 2026
View at NZ Jewellers

About this 1.4ct natural oval diamond

This 1.4ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546526813. Listed at 5 retailers as of November 5, 2026. 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

1.40
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle41.11°
Pavilion angle36.51°
OriginNatural
Grading LabGIA
CertificateGIA 2546526813
Dimensions8.52 × 6.08 × 3.93 mm
L/W Ratio1.40
Top View
8.52 mm6.08 mm1.40 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2546526813
Side View
Table 63.0%Crown 41.11°Girdle: THK-VTKPavilion 36.51°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $4,660 AUD|Low: $3,970 AUD|High: $8,485 AUD|Avg: $5,331 AUD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 4$3,970 AUD
Retailer 9$4,628 AUD
Retailer 1$4,660 AUD
Retailer 6$4,883 AUD
Retailer 7$4,991 AUD
Retailer 8$5,068 AUD
Retailer 3$5,138 AUD
Retailer 2$5,372 AUD
Retailer 10$6,030 AUD
Retailer 5$8,485 AUD

7 data points across 10 retailers

5 retailers

Retailer 1
-
$4,042 AUD
Price last confirmed 63 days ago
B+
Retailer 2
-
$4,660 AUD
View
Retailer 3
-
$5,068 AUD
View
Price last confirmed 45 days ago
Retailer 4
-
$5,848 AUD
View
Price last confirmed 45 days ago
Most Expensive
NZ Jewellers
4f551fa7-d381-4665-88e6-fbf104678f93 · Sep 19
$8,828 AUD
$6,066 USD
View
Price last confirmed 47 days ago
4 more retailers have this diamond
Prices start from $4,660 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+
1.40ct Oval
$4,660 AUD