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Round|Natural|GIA

0.31ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 2478742953

Certificate GIA 2478742953

Diamond specifications and retailer prices

From $493 AUD
As of November 6, 2026
Save $390 AUD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,734 AUD at NZ Jewellers · As of September 24, 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 2478742953. Listed at 12 retailers as of November 4, 2026, with a 79% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 2478742953
Dimensions4.40 × 4.38 × 2.65 mm
L/W Ratio1.00
Top View
4.40 mm4.38 mm0.31 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2478742953
Side View
Table 59.0%CrownGirdle: ThickPavilionCulet: NoneDepth 60.3%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $534 AUD|Low: $399 AUD|High: $916 AUD|Avg: $579 AUD|-6.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$401 AUD
Retailer 8$447 AUD
Retailer 5$493 AUD
Retailer 4$514 AUD
Retailer 1$534 AUD
Retailer 3$536 AUD
Retailer 6$596 AUD
Retailer 2$683 AUD
Retailer 7$883 AUD

40 data points across 9 retailers

12 retailers$493 AUD to $883 AUD

Retailer 1
-
$383 AUD
Price last confirmed 29 days ago
Retailer 2
-
$413 AUD
View
Price last confirmed 29 days ago
Retailer 3
-
$427 AUD
View
Price last confirmed 38 days ago
B+
Retailer 4
-
$493 AUD
View
B+
Retailer 5
-
$514 AUD
View
Retailer 6
-
$516 AUD
View
Price last confirmed 28 days ago
B+
Retailer 7
-
$534 AUD
View
B+
Retailer 8
-
$536 AUD
View
B+
Retailer 9
-
$596 AUD
View
B+
Retailer 10
-
$683 AUD
View
B
Retailer 11
-
$883 AUD
View
Most Expensive
NZ Jewellers
cbd0060b-d9d9-45f3-9e88-28ff6eee7a77 · Sep 24
$1,734 AUD
$1,214 USD
View
Price under review
11 more retailers have this diamond
Prices start from $493 AUDSave up to $390 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+
0.31ct Round
$493 AUD