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1.54ct J I1 Round Natural Diamond

EX • J/I1 • GIA 1505245745

Certificate GIA 1505245745

Diamond specifications and retailer prices

From £2,055 GBP
$2,753 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: £2,055 GBP at Brilliance
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliance

About this 1.54ct natural round diamond

This 1.54ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1505245745. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1505245745
Dimensions7.50 × 7.44 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Top View
7.50 mm7.44 mm1.54 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1505245745
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £2,055 GBP|Low: £2,055 GBP|High: £2,296 GBP|Avg: £2,176 GBP|-10.5%
October 22, 2026
Brilliance£2,055 GBP

2 data points across 1 retailer

1 retailer

B+
Brilliance
D37055665 · Oct 30
£2,055 GBP
$2,753 USD
View

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B+
1.54ct Round
£2,055 GBP