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Round|Natural|GIA

1.40ct K I1 Round Natural Diamond

EX • K/I1 • GIA 5443609156

Certificate GIA 5443609156

Diamond specifications and retailer prices

From $2,514 AUD
As of November 1, 2026
Save $4,056 AUD (62%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,570 AUD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.4ct natural round diamond

This 1.4ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5443609156. Listed at 9 retailers as of November 1, 2026, with prices from $2,514 to $6,570, a $4,056 spread on the same certified stone. NZ Jewellers lists it at $6,570. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
K
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5443609156
Dimensions7.17 × 7.11 × 4.45 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle, Indented Natural, Natural
Top View
7.17 mm7.11 mm1.40 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5443609156
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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 1
Current: $6,570 AUD|Low: $2,346 AUD|High: $6,810 AUD|Avg: $3,399 AUD|-3.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 4$2,346 AUD
Retailer 5$2,514 AUD
Retailer 7$2,571 AUD
Retailer 8$2,757 AUD
Retailer 6$2,847 AUD
Retailer 9$2,847 AUD
Retailer 11$2,978 AUD
Retailer 10$3,286 AUD
Retailer 3$3,523 AUD
Retailer 12$3,903 AUD
Retailer 2$3,908 AUD
NZ Jewellers$6,570 AUD

26 data points across 12 retailers

9 retailers$2,514 AUD to $6,570 AUD

A
Cheapest Retailer
-
$2,514 AUD
A
Retailer 2
-
$2,571 AUD
View
A
Retailer 3
-
$2,757 AUD
View
Retailer 4
-
$2,847 AUD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$2,847 AUD
View
A
Retailer 6
-
$2,978 AUD
View
A
Retailer 7
-
$3,286 AUD
View
B+
Retailer 8
-
$3,908 AUD
View
Most Expensive
B
NZ Jewellers
079c6ba2-141e-40e2-8b63-f2ec2b7a8e51 · Nov 2
$6,570 AUD
$4,599 USD
View
8 more retailers have this diamond
Prices start from $2,514 AUDSave up to $4,056 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
1.40ct Round
$2,514 AUD