Oval|Natural|GIA

1.50ct F I1 Oval Natural Diamond

ID • F/I1 • GIA 5231901826

Certificate GIA 5231901826

Diamond specifications and retailer prices

From £3,564 GBP
$4,783 USD
As of November 2, 2026
Save £4,567 GBP (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £8,132 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 F colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231901826. Listed at 8 retailers as of October 30, 2026, with prices from £3,564 to £8,132, a £4,567 spread on the same certified stone. NZ Jewellers lists it at £8,132. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 5231901826
Dimensions9.39 × 6.45 × 3.57 mm
L/W Ratio1.46
Top View
9.39 mm6.45 mm1.50 ctF / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5231901826
Side View
Table 54.0%CrownGirdle: VTK-VTKPavilionCulet: NoneDepth 55.3%

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: Nov 2
Current: £8,132 GBP|Low: £3,564 GBP|High: £8,132 GBP|Avg: £5,000 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7£3,564 GBP
Retailer 8£3,841 GBP
Retailer 3£4,405 GBP
Retailer 5£4,405 GBP
Retailer 6£4,405 GBP
Retailer 4£5,082 GBP
Retailer 2£5,311 GBP
Retailer 9£5,796 GBP
NZ Jewellers£8,132 GBP

22 data points across 9 retailers

8 retailers£3,564 GBP to £8,132 GBP

A
Cheapest Retailer
-
£3,564 GBP
$4,783 USD
B+
Retailer 2
-
£3,841 GBP
$5,154 USD
View
B+
Retailer 3
-
£4,405 GBP
$5,911 USD
View
B+
Retailer 4
-
£4,405 GBP
$5,911 USD
View
B+
Retailer 5
-
£4,405 GBP
$5,911 USD
View
B
Retailer 6
-
£5,082 GBP
$6,820 USD
View
B
Retailer 7
-
£5,311 GBP
€6,788 EUR
View
Most Expensive
C
NZ Jewellers
4f0cafe5-4e2c-4f73-93c2-1d7e1fc2db91 · Oct 30
£8,132 GBP
$10,912 USD
View
7 more retailers have this diamond
Prices start from £3,564 GBPSave up to £4,567 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
£3,564 GBP