Round|Natural|GIA

0.31ct J VVS1 Round Natural Diamond

EX • J/VVS1 • GIA 7431308990

Certificate GIA 7431308990

Diamond specifications and retailer prices

From £214 GBP
₹27,355 INR
As of October 31, 2026
Save £479 GBP (69%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,143 GBP at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 7431308990. Listed at 22 retailers as of October 29, 2026, with a 223% 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
J
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7431308990
Dimensions4.30 × 4.33 × 2.69 mm
L/W Ratio1.01
Top View
4.30 mm4.33 mm0.31 ctJ / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7431308990
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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: Oct 31
Current: £214 GBP|Low: £214 GBP|High: £698 GBP|Avg: £420 GBP|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 1£214 GBP
Retailer 9£282 GBP
Retailer 6£322 GBP
Retailer 2£388 GBP
Retailer 4£463 GBP
Retailer 8£478 GBP
Retailer 3£485 GBP
Retailer 5£586 GBP
Retailer 7£693 GBP

36 data points across 9 retailers

22 retailers£214 GBP to £693 GBP

A
Cheapest Retailer
-
£214 GBP
₹27,355 INR
B+
Retailer 2
-
£282 GBP
$378 USD
View
Retailer 3
-
£299 GBP
$400 USD
View
Price last confirmed 33 days ago
Retailer 4
-
£299 GBP
$400 USD
View
Price last confirmed 14 days ago
B+
Retailer 5
-
£299 GBP
$400 USD
View
B+
Retailer 6
-
£314 GBP
A$648 AUD
View
B+
Retailer 7
-
£322 GBP
$431 USD
View
Retailer 8
-
£322 GBP
$431 USD
View
Price last confirmed 16 days ago
Retailer 9
-
£344 GBP
$461 USD
View
Price last confirmed 34 days ago
B+
Retailer 10
-
£344 GBP
$461 USD
View
B+
Retailer 11
-
£388 GBP
View
B+
Retailer 12
-
£396 GBP
$531 USD
View
B+
Retailer 13
-
£399 GBP
$534 USD
View
B
Retailer 14
-
£428 GBP
$573 USD
View
B
Retailer 15
-
£463 GBP
ZAR 10,013 ZAR
View
Retailer 16
-
£478 GBP
A$985 AUD
View
Price last confirmed 28 days ago
B
Retailer 17
-
£485 GBP
€619 EUR
View
B
Retailer 18
-
£586 GBP
View
B
Retailer 19
-
£693 GBP
View
Retailer 20
-
£1,143 GBP
$1,532 USD
View
Price under review
Retailer 21
-
£1,143 GBP
$1,532 USD
View
Price under review
Most Expensive
NZ Jewellers
33f504e5-160c-41e4-b257-fe877aa65fac · Oct 30
£1,143 GBP
$1,532 USD
View
Price under review
21 more retailers have this diamond
Prices start from £214 GBPSave up to £479 GBP

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
£214 GBP