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Round|Natural|GIA

1.50ct E I1 Round Natural Diamond

EX • E/I1 • GIA 2428464766

Certificate GIA 2428464766

Diamond specifications and retailer prices

From £3,300 GBP
$4,395 USD
As of October 25, 2026
Save £3,014 GBP (48%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £6,314 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2428464766. Listed at 11 retailers as of October 25, 2026, with prices from £3,300 to £6,314, a £3,014 spread on the same certified stone. Wholesale Diamonds Direct lists it at £6,314. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2428464766
Dimensions7.31 × 7.27 × 4.60 mm
L/W Ratio1.01
Top View
7.31 mm7.27 mm1.50 ctE / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2428464766
Side View
Table 56.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.1%

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 25
Current: £4,673 GBP|Low: £2,870 GBP|High: £6,314 GBP|Avg: £4,187 GBP|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
October 29, 2026
Retailer 5£3,300 GBP
Retailer 6£3,342 GBP
Retailer 8£3,444 GBP
Retailer 4£3,444 GBP
Retailer 2£3,487 GBP
Retailer 10£4,148 GBP
Retailer 3£4,415 GBP
Retailer 9£4,415 GBP
Retailer 11£4,566 GBP
Retailer 1£4,673 GBP
Retailer 7£5,197 GBP
Wholesale Diamonds Direct£6,314 GBP

26 data points across 12 retailers

11 retailers£3,300 GBP to £6,314 GBP

A
Cheapest Retailer
-
£3,300 GBP
$4,395 USD
A
Retailer 2
-
£3,342 GBP
$4,450 USD
View
A
Retailer 3
-
£3,444 GBP
$4,586 USD
View
A
Retailer 4
-
£3,444 GBP
$4,586 USD
View
A
Retailer 5
-
£3,487 GBP
$4,644 USD
View
B+
Retailer 6
-
£4,148 GBP
$5,524 USD
View
B+
Retailer 7
-
£4,415 GBP
$5,880 USD
View
B+
Retailer 8
-
£4,415 GBP
$5,880 USD
View
B+
Retailer 9
-
£4,566 GBP
$6,080 USD
View
B+
Retailer 10
-
£4,673 GBP
€5,927 EUR
View
Most Expensive
B
Wholesale Diamonds Direct
231034594 · Oct 26
£6,314 GBP
$8,408 USD
View
10 more retailers have this diamond
Prices start from £3,300 GBPSave up to £3,014 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 Round
£3,300 GBP