Round|Natural|GIA

0.31ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 2478742953

Certificate GIA 2478742953

Diamond specifications and retailer prices

From $345 USD
As of November 6, 2026
Save $273 USD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,214 USD 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
Color
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: $374 USD|Low: $279 USD|High: $641 USD|Avg: $405 USD|-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$281 USD
Retailer 8$313 USD
Retailer 5$345 USD
Retailer 4$360 USD
Retailer 1$374 USD
Retailer 3$375 USD
Retailer 6$417 USD
Retailer 2$478 USD
Retailer 7$618 USD

40 data points across 9 retailers

12 retailers$345 USD to $618 USD

Retailer 1
-
$268 USD
Price last confirmed 29 days ago
Retailer 2
-
$289 USD
View
Price last confirmed 29 days ago
Retailer 3
-
$299 USD
View
Price last confirmed 38 days ago
B+
Retailer 4
-
$345 USD
View
B+
Retailer 5
-
$360 USD
View
Retailer 6
-
$361 USD
View
Price last confirmed 28 days ago
B+
Retailer 7
-
$374 USD
View
B+
Retailer 8
-
$375 USD
View
B+
Retailer 9
-
$417 USD
View
B+
Retailer 10
-
$478 USD
View
B
Retailer 11
-
$618 USD
View
Most Expensive
NZ Jewellers
cbd0060b-d9d9-45f3-9e88-28ff6eee7a77 · Sep 24
$1,214 USD
View
Price under review
11 more retailers have this diamond
Prices start from $345 USDSave up to $273 USD

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
$345 USD