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Oval|Natural|GIA

1.50ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 6542184530

Certificate GIA 6542184530

Diamond specifications and retailer prices

From £2,407 GBP
HK$25,200 HKD
As of October 31, 2026
Save £2,948 GBP (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £5,355 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542184530. Listed at 21 retailers as of October 30, 2026, with prices from £2,407 to £5,355, a £2,948 spread on the same certified stone. NZ Jewellers lists it at £5,355. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle40.08°
Pavilion angle36.91°
OriginNatural
Grading LabGIA
CertificateGIA 6542184530
Dimensions8.78 × 6.26 × 4.04 mm
L/W Ratio1.40
Top View
8.78 mm6.26 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542184530
Side View
Table 63.0%Crown 40.08°Girdle: THK-VTKPavilion 36.91°Culet: NoneDepth 64.5%

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: £3,039 GBP|Low: £2,407 GBP|High: £5,203 GBP|Avg: £3,210 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5£2,407 GBP
Retailer 4£2,442 GBP
Retailer 8£2,738 GBP
Retailer 9£2,838 GBP
Retailer 7£2,939 GBP
Retailer 1£3,039 GBP
Retailer 3£3,144 GBP
Retailer 6£3,479 GBP
Retailer 2£5,140 GBP

26 data points across 9 retailers

21 retailers£2,407 GBP to £5,355 GBP

A
Cheapest Retailer
-
£2,407 GBP
HK$25,200 HKD
A
Retailer 2
-
£2,442 GBP
₹311,636 INR
View
A
Retailer 3
-
£2,648 GBP
$3,548 USD
View
A
Retailer 4
-
£2,705 GBP
$3,624 USD
View
A
Retailer 5
-
£2,738 GBP
SGD 4,958 SGD
View
B+
Retailer 6
-
£2,838 GBP
$3,802 USD
View
Final sale: no returns
B+
Retailer 7
-
£2,939 GBP
$3,938 USD
View
B+
Retailer 8
-
£3,037 GBP
SGD 5,499 SGD
View
B+
Retailer 9
-
£3,039 GBP
View
B+
Retailer 10
-
£3,073 GBP
$4,118 USD
View
B+
Retailer 11
-
£3,073 GBP
$4,118 USD
View
B+
Retailer 12
-
£3,073 GBP
$4,118 USD
View
B+
Retailer 13
-
£3,144 GBP
View
B+
Retailer 14
-
£3,184 GBP
$4,266 USD
View
B+
Retailer 15
-
£3,195 GBP
$4,281 USD
View
B+
Retailer 16
-
£3,258 GBP
$4,365 USD
View
B+
Retailer 17
-
£3,479 GBP
€4,440 EUR
View
B+
Retailer 18
-
£3,547 GBP
$4,752 USD
View
B
Retailer 19
-
£4,660 GBP
$6,244 USD
View
B
Retailer 20
-
£5,140 GBP
View
Most Expensive
B
NZ Jewellers
71402232-a5ce-4778-9b1b-5c8879e061ea · Oct 30
£5,355 GBP
$7,175 USD
View
20 more retailers have this diamond
Prices start from £2,407 GBPSave up to £2,948 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
1.50ct Oval
£2,407 GBP