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Radiant|Natural|GIA

1.50ct E SI2 Radiant Natural Diamond

ID • E/SI2 • GIA 6237713224

Certificate GIA 6237713224

Diamond specifications and retailer prices

From £3,521 GBP
As of October 30, 2026
Save £2,970 GBP (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £6,491 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6237713224. Listed at 6 retailers as of October 27, 2026, with prices from £3,521 to £6,491, a £2,970 spread on the same certified stone. NZ Jewellers lists it at £6,491. 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

1.50
Carat
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.36°
Pavilion angle30.85°
OriginNatural
Grading LabGIA
CertificateGIA 6237713224
Dimensions7.29 × 5.62 × 3.92 mm
L/W Ratio1.30
Girdle conditionVery Thick
Key to symbols
Crystal, Cloud, Needle
Top View
7.29 mm5.62 mm1.50 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6237713224
Side View
Table 65.0%Crown 44.36°Girdle: ThickPavilion 30.85°Culet: NoneDepth 69.7%

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: £6,491 GBP|Low: £3,521 GBP|High: £6,628 GBP|Avg: £4,567 GBP|-2.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2£3,521 GBP
Retailer 7£3,552 GBP
Retailer 3£3,725 GBP
Retailer 6£3,725 GBP
Retailer 5£3,822 GBP
Retailer 8£4,282 GBP
Retailer 9£4,652 GBP
Retailer 10£4,753 GBP
Retailer 4£5,965 GBP
NZ Jewellers£6,491 GBP

32 data points across 10 retailers

6 retailers£3,521 GBP to £6,491 GBP

A
Cheapest Retailer
-
£3,521 GBP
A
Retailer 2
-
£3,725 GBP
$4,961 USD
View
A
Retailer 3
-
£3,725 GBP
$4,961 USD
View
A
Retailer 4
-
£3,822 GBP
$5,090 USD
View
B+
Retailer 5
-
£5,965 GBP
View
Most Expensive
B+
NZ Jewellers
e6b13c14-1b50-469f-b671-0b6d91047662 · Oct 27
£6,491 GBP
$8,644 USD
View
5 more retailers have this diamond
Prices start from £3,521 GBPSave up to £2,970 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 Radiant
£3,521 GBP