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Radiant|Natural|GIA

1.53ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 7553553841

Certificate GIA 7553553841

Diamond specifications and retailer prices

From £4,377 GBP
As of November 7, 2026
Save £3,704 GBP (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £8,081 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.53ct natural radiant diamond

This 1.53ct natural radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7553553841. Listed at 13 retailers as of November 5, 2026, with prices from £4,377 to £8,081, a £3,704 spread on the same certified stone. NZ Jewellers lists it at £8,081. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7553553841
Dimensions7.80 × 5.68 × 3.96 mm
L/W Ratio1.37
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.80 mm5.68 mm1.53 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7553553841
Side View
Table 69.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: £8,081 GBP|Low: £4,335 GBP|High: £8,081 GBP|Avg: £5,430 GBP|+1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 12£4,377 GBP
Retailer 13£4,377 GBP
Retailer 14£4,377 GBP
Retailer 2£4,496 GBP
Retailer 3£4,570 GBP
Retailer 7£4,689 GBP
Retailer 4£4,879 GBP
Retailer 5£4,879 GBP
Retailer 6£5,043 GBP
Retailer 11£5,051 GBP
Retailer 8£5,250 GBP
Retailer 9£5,895 GBP
Retailer 10£7,100 GBP
NZ Jewellers£8,081 GBP

28 data points across 14 retailers

13 retailers£4,377 GBP to £8,081 GBP

A
Cheapest Retailer
-
£4,377 GBP
A
Retailer 2
-
£4,377 GBP
View
A
Retailer 3
-
£4,496 GBP
View
A
Retailer 4
-
£4,570 GBP
View
A
Retailer 5
-
£4,689 GBP
View
A
Retailer 6
-
£4,879 GBP
View
A
Retailer 7
-
£4,879 GBP
View
A
Retailer 8
-
£5,043 GBP
View
A
Retailer 9
-
£5,051 GBP
View
A
Retailer 10
-
£5,250 GBP
View
B+
Retailer 11
-
£5,895 GBP
View
B+
Retailer 12
-
£7,100 GBP
View
Most Expensive
B
NZ Jewellers
11695986-f6c3-4799-a602-e2633d10d34f · Nov 5
£8,081 GBP
$10,817 USD
View
12 more retailers have this diamond
Prices start from £4,377 GBPSave up to £3,704 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 Radiant
£4,377 GBP