Oval|Natural|GIA

0.50ct J SI1 Oval Natural Diamond

GD • J/SI1 • GIA 6542340501

Certificate GIA 6542340501

Diamond specifications and retailer prices

From £336 GBP
$450 USD
As of October 31, 2026
Save £505 GBP (60%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,396 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural oval diamond

This 0.5ct natural oval sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 6542340501. Listed at 19 retailers as of October 31, 2026, with a 150% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.50
Carat
J
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542340501
Dimensions6.07 × 4.49 × 2.83 mm
L/W Ratio1.35
Top View
6.07 mm4.49 mm0.50 ctJ / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6542340501
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.9%

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 31
Current: £447 GBP|Low: £307 GBP|High: £851 GBP|Avg: £504 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10£336 GBP
Retailer 6£385 GBP
Retailer 3£392 GBP
Retailer 11£425 GBP
Retailer 1£447 GBP
Retailer 4£451 GBP
Retailer 9£515 GBP
Retailer 7£548 GBP
Retailer 8£562 GBP
Retailer 2£583 GBP
Retailer 5£841 GBP

36 data points across 11 retailers

19 retailers£336 GBP to £841 GBP

B+
Cheapest Retailer
-
£336 GBP
$450 USD
Final sale: no returns
B+
Retailer 2
-
£364 GBP
$488 USD
View
B+
Retailer 3
-
£381 GBP
SGD 690 SGD
View
B+
Retailer 4
-
£385 GBP
$516 USD
View
B+
Retailer 5
-
£392 GBP
$525 USD
View
B+
Retailer 6
-
£392 GBP
$525 USD
View
B+
Retailer 7
-
£420 GBP
$563 USD
View
B+
Retailer 8
-
£425 GBP
$570 USD
View
B+
Retailer 9
-
£447 GBP
View
B
Retailer 10
-
£451 GBP
View
B
Retailer 11
-
£462 GBP
$619 USD
View
B
Retailer 12
-
£466 GBP
$624 USD
View
B
Retailer 13
-
£513 GBP
$687 USD
View
B
Retailer 14
-
£515 GBP
$690 USD
View
B
Retailer 15
-
£548 GBP
€699 EUR
View
B
Retailer 16
-
£562 GBP
ZAR 12,166 ZAR
View
Retailer 17
-
£583 GBP
A$1,202 AUD
View
Price last confirmed 28 days ago
C
Retailer 18
-
£841 GBP
View
Most Expensive
NZ Jewellers
81af74ec-bd72-4ee1-b13e-f80c359d0177 · Oct 30
£1,396 GBP
$1,870 USD
View
Price under review
18 more retailers have this diamond
Prices start from £336 GBPSave up to £505 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.

B+
0.50ct Oval
£336 GBP