Round|Natural|GIA

1.53ct J I1 Round Natural Diamond

EX • J/I1 • GIA 3445000154

Certificate GIA 3445000154

Diamond specifications and retailer prices

From £2,267 GBP
₹289,253 INR
As of November 1, 2026
Save £2,930 GBP (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £5,197 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct 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 3445000154. Listed at 8 retailers as of October 30, 2026, with prices from £2,267 to £5,197, a £2,930 spread on the same certified stone. NZ Jewellers lists it at £5,197. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3445000154
Dimensions7.61 × 7.63 × 4.41 mm
L/W Ratio1.00
Star length45%
Lower girdle75%
Top View
7.61 mm7.63 mm1.53 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3445000154
Side View
Table 62.0%Crown 33°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 57.9%

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 1
Current: £5,197 GBP|Low: £2,261 GBP|High: £5,197 GBP|Avg: £3,085 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3£2,267 GBP
Retailer 7£2,625 GBP
Retailer 9£2,793 GBP
Retailer 4£2,983 GBP
Retailer 5£2,983 GBP
Retailer 6£2,983 GBP
Retailer 2£3,361 GBP
Retailer 8£3,442 GBP
NZ Jewellers£5,197 GBP

44 data points across 9 retailers

8 retailers£2,267 GBP to £5,197 GBP

A
Cheapest Retailer
-
£2,267 GBP
₹289,253 INR
B+
Retailer 2
-
£2,625 GBP
$3,517 USD
View
B+
Retailer 3
-
£2,983 GBP
$3,997 USD
View
B+
Retailer 4
-
£2,983 GBP
$3,997 USD
View
B+
Retailer 5
-
£2,983 GBP
$3,997 USD
View
B
Retailer 6
-
£3,361 GBP
€4,289 EUR
View
B
Retailer 7
-
£3,442 GBP
$4,612 USD
View
Most Expensive
C
NZ Jewellers
27af33bd-aede-4ea9-b5e9-69ee09db475c · Oct 30
£5,197 GBP
$6,963 USD
View
7 more retailers have this diamond
Prices start from £2,267 GBPSave up to £2,930 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
1.53ct Round
£2,267 GBP