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Round|Natural|GIA

0.31ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 1289249493

Certificate GIA 1289249493

Diamond specifications and retailer prices

From $239 AUD
As of November 4, 2026
Save $1,249 AUD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,487 AUD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.31ct natural round diamond

This 0.31ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1289249493. Listed at 16 retailers as of November 4, 2026, with prices from $239 to $1,487, a $1,249 spread on the same certified stone. NZ Jewellers lists it at $1,487. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1289249493
Dimensions4.33 × 4.29 × 2.71 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Pinpoint, Needle
Top View
4.33 mm4.29 mm0.31 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1289249493
Side View
Table 56.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.8%

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 4
Current: $1,487 AUD|Low: $239 AUD|High: $1,638 AUD|Avg: $568 AUD|-9.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 4$239 AUD
Retailer 3$291 AUD
Retailer 14$329 AUD
Retailer 10$349 AUD
Retailer 16$366 AUD
Retailer 6$390 AUD
Retailer 13$441 AUD
Retailer 8$447 AUD
Retailer 11$491 AUD
Retailer 9$513 AUD
Retailer 15$563 AUD
Retailer 7$611 AUD
Retailer 2$649 AUD
Retailer 12$650 AUD
Retailer 5$834 AUD
NZ Jewellers$1,487 AUD

34 data points across 16 retailers

16 retailers$239 AUD to $1,487 AUD

A
Cheapest Retailer
-
$239 AUD
A
Retailer 2
-
$291 AUD
View
A
Retailer 3
-
$329 AUD
View
A
Retailer 4
-
$349 AUD
View
A
Retailer 5
-
$366 AUD
View
Retailer 6
-
$390 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$441 AUD
View
A
Retailer 8
-
$491 AUD
View
B+
Retailer 9
-
$513 AUD
View
B+
Retailer 10
-
$563 AUD
View
B+
Retailer 11
-
$611 AUD
View
B+
Retailer 12
-
$646 AUD
View
B+
Retailer 13
-
$649 AUD
View
B+
Retailer 14
-
$650 AUD
View
B
Retailer 15
-
$834 AUD
View
Most Expensive
B
NZ Jewellers
0ee97fe4-a000-45ff-8714-aa78893072f6 · Nov 4
$1,487 AUD
$1,041 USD
View
15 more retailers have this diamond
Prices start from $239 AUDSave up to $1,249 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
0.31ct Round
$239 AUD