Round|Natural|GIA

0.31ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 1403890105

Certificate GIA 1403890105

Diamond specifications and retailer prices

From €478 EUR
$534 USD
As of October 30, 2026
Save €264 EUR (36%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,581 EUR 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1403890105. Listed at 18 retailers as of October 30, 2026, with a 55% 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
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1403890105
Dimensions4.31 × 4.29 × 2.72 mm
L/W Ratio1.00
Top View
4.31 mm4.29 mm0.31 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1403890105
Side View
Table 56.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 63.3%

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: Oct 30
Current: €677 EUR|Low: €478 EUR|High: €1,179 EUR|Avg: €798 EUR|+3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8€478 EUR
Retailer 7€563 EUR
Retailer 1€677 EUR
Retailer 2€742 EUR
Retailer 4€758 EUR
Retailer 3€778 EUR
Retailer 6€1,016 EUR
Retailer 9€1,119 EUR
Retailer 5€1,179 EUR

42 data points across 9 retailers

18 retailers€478 EUR to €742 EUR

Retailer 1
-
€456 EUR
$510 USD
Price last confirmed 24 days ago
B+
Retailer 2
-
€478 EUR
$534 USD
View
Retailer 3
-
€492 EUR
$550 USD
View
Price last confirmed 33 days ago
Retailer 4
-
€527 EUR
$589 USD
View
Price last confirmed 32 days ago
Retailer 5
-
€559 EUR
$625 USD
View
Price last confirmed 25 days ago
B
Retailer 6
-
€591 EUR
$660 USD
View
B
Retailer 7
-
€591 EUR
$660 USD
View
B
Retailer 8
-
€598 EUR
$668 USD
View
B
Retailer 9
-
€609 EUR
$680 USD
View
B
Retailer 10
-
€677 EUR
View
B
Retailer 11
-
€742 EUR
£653 GBP
View
Retailer 12
-
€758 EUR
A$1,303 AUD
View
Price last confirmed 28 days ago
Retailer 13
-
€778 EUR
ZAR 14,048 ZAR
View
Price last confirmed 24 days ago
Retailer 14
-
€1,016 EUR
£894 GBP
View
Price last confirmed 32 days ago
Retailer 15
-
€1,119 EUR
£984 GBP
View
Price last confirmed 24 days ago
Retailer 16
-
€1,179 EUR
£1,037 GBP
View
Price last confirmed 27 days ago
Retailer 17
-
€1,435 EUR
CA$2,226 CAD
View
Price under review
Most Expensive
NZ Jewellers
f786c26b-1abc-49e0-96e3-7b0db3c10880 · Sep 24
€1,581 EUR
$1,766 USD
View
Price under review
17 more retailers have this diamond
Prices start from €478 EURSave up to €264 EUR

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
€478 EUR