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Round|Natural|GIA

1.50ct E I1 Round Natural Diamond

EX • E/I1 • GIA 7511650635

Certificate GIA 7511650635

Diamond specifications and retailer prices

From £3,201 GBP
HK$33,300 HKD
As of October 30, 2026
Save £4,058 GBP (56%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £7,258 GBP at NZ Jewellers · As of October 23, 2026
View at NZ Jewellers

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 7511650635. Listed at 9 retailers as of October 23, 2026, with prices from £3,201 to £7,258, a £4,058 spread on the same certified stone. NZ Jewellers lists it at £7,258. 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
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7511650635
Dimensions7.29 × 7.27 × 4.54 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Girdle conditionFaceted
Top View
7.29 mm7.27 mm1.50 ctE / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7511650635
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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 30
Current: £4,875 GBP|Low: £3,201 GBP|High: £7,255 GBP|Avg: £4,382 GBP|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7£3,201 GBP
Retailer 3£3,312 GBP
Retailer 8£3,505 GBP
Retailer 6£3,571 GBP
Retailer 4£3,629 GBP
Retailer 9£3,832 GBP
Retailer 2£3,999 GBP
Retailer 1£4,875 GBP
Retailer 10£5,777 GBP
Retailer 5£6,587 GBP

17 data points across 10 retailers

9 retailers£3,201 GBP to £7,258 GBP

A
Cheapest Retailer
-
£3,201 GBP
HK$33,300 HKD
Retailer 2
-
£3,312 GBP
$4,410 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
£3,505 GBP
$4,667 USD
View
A
Retailer 4
-
£3,571 GBP
$4,755 USD
View
A
Retailer 5
-
£3,629 GBP
$4,833 USD
View
Final sale: no returns
A
Retailer 6
-
£3,832 GBP
$5,103 USD
View
B+
Retailer 7
-
£4,875 GBP
€6,183 EUR
View
B
Retailer 8
-
£6,587 GBP
$8,772 USD
View
Most Expensive
B
NZ Jewellers
a221d127-1144-4b33-88dd-ba6d8905aef3 · Oct 23
£7,258 GBP
$9,666 USD
View
8 more retailers have this diamond
Prices start from £3,201 GBPSave up to £4,058 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
£3,201 GBP