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Oval|Natural|GIA

1.50ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 5242048243

Certificate GIA 5242048243

Diamond specifications and retailer prices

From £4,851 GBP
$6,460 USD
As of October 28, 2026
Save £5,981 GBP (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £10,832 GBP at NZ Jewellers · As of October 27, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242048243. Listed at 22 retailers as of October 27, 2026, with prices from £4,851 to £10,832, a £5,981 spread on the same certified stone. NZ Jewellers lists it at £10,832. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5242048243
Dimensions9.21 × 6.37 × 3.98 mm
L/W Ratio1.45
Culet sizeNone
Top View
9.21 mm6.37 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5242048243
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.5%

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 28
Current: £10,832 GBP|Low: £4,851 GBP|High: £10,832 GBP|Avg: £6,478 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 29, 2026
Retailer 19£4,851 GBP
Retailer 7£5,071 GBP
Retailer 17£5,201 GBP
Retailer 6£5,410 GBP
Retailer 3£5,416 GBP
Retailer 12£5,576 GBP
Retailer 4£5,867 GBP
Retailer 20£5,958 GBP
Retailer 2£6,034 GBP
Retailer 11£6,059 GBP
Retailer 13£6,095 GBP
Retailer 18£6,131 GBP
Retailer 9£6,458 GBP
Retailer 10£6,458 GBP
Retailer 8£6,676 GBP
Retailer 5£6,770 GBP
Retailer 15£7,066 GBP
Retailer 16£7,886 GBP
Retailer 14£9,074 GBP
NZ Jewellers£10,832 GBP

33 data points across 20 retailers

22 retailers£4,851 GBP to £10,832 GBP

A
Cheapest Retailer
-
£4,851 GBP
$6,460 USD
A
Retailer 2
-
£5,071 GBP
$6,753 USD
View
A
Retailer 3
-
£5,075 GBP
$6,758 USD
View
A
Retailer 4
-
£5,179 GBP
$6,897 USD
View
A
Retailer 5
-
£5,201 GBP
$6,926 USD
View
A
Retailer 6
-
£5,410 GBP
$7,205 USD
View
A
Retailer 7
-
£5,416 GBP
$7,212 USD
View
B+
Retailer 8
-
£5,576 GBP
$7,425 USD
View
B+
Retailer 9
-
£5,867 GBP
$7,813 USD
View
B+
Retailer 10
-
£5,958 GBP
$7,934 USD
View
B+
Retailer 11
-
£6,034 GBP
View
B+
Retailer 12
-
£6,059 GBP
$8,069 USD
View
B+
Retailer 13
-
£6,095 GBP
View
B+
Retailer 14
-
£6,131 GBP
A$12,562 AUD
View
Price last confirmed 7 days ago
B+
Retailer 15
-
£6,458 GBP
$8,600 USD
View
B+
Retailer 16
-
£6,458 GBP
$8,600 USD
View
B+
Retailer 17
-
£6,676 GBP
$8,890 USD
View
B+
Retailer 18
-
£6,770 GBP
$9,016 USD
View
B+
Retailer 19
-
£7,066 GBP
€8,962 EUR
View
B+
Retailer 20
-
£7,886 GBP
ZAR 169,650 ZAR
View
B
Retailer 21
-
£9,074 GBP
View
Most Expensive
B
NZ Jewellers
20c3d1fa-fcca-4845-a3bb-2c48535b93d2 · Oct 27
£10,832 GBP
$14,425 USD
View
21 more retailers have this diamond
Prices start from £4,851 GBPSave up to £5,981 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
£4,851 GBP