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Radiant|Natural|GIA

1.50ct D SI2 Radiant Natural Diamond

ID • D/SI2 • GIA 5563742923

Certificate GIA 5563742923

Diamond specifications and retailer prices

From £3,567 GBP
As of November 6, 2026
Save £4,386 GBP (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £7,952 GBP at NZ Jewellers · As of November 5, 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 D 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 5563742923. Listed at 13 retailers as of November 5, 2026, with prices from £3,567 to £7,952, a £4,386 spread on the same certified stone. NZ Jewellers lists it at £7,952. 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
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5563742923
Dimensions7.57 × 5.76 × 3.99 mm
L/W Ratio1.31
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather, Crystal, Chip
Top View
7.57 mm5.76 mm1.50 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563742923
Side View
Table 66.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.3%

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 6
Current: £7,952 GBP|Low: £3,567 GBP|High: £7,952 GBP|Avg: £4,987 GBP
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
November 7, 2026
Retailer 3£3,567 GBP
Retailer 6£3,762 GBP
Retailer 13£4,161 GBP
Retailer 5£4,389 GBP
Retailer 7£4,456 GBP
Retailer 2£4,516 GBP
Retailer 10£4,755 GBP
Retailer 12£4,755 GBP
Retailer 11£4,872 GBP
Retailer 8£5,166 GBP
Retailer 4£5,486 GBP
Retailer 9£6,986 GBP
NZ Jewellers£7,952 GBP

9 data points across 13 retailers

13 retailers£3,567 GBP to £7,952 GBP

A
Cheapest Retailer
-
£3,567 GBP
A
Retailer 2
-
£3,762 GBP
View
A
Retailer 3
-
£4,161 GBP
View
A
Retailer 4
-
£4,389 GBP
View
Final sale: no returns
A
Retailer 5
-
£4,456 GBP
View
A
Retailer 6
-
£4,516 GBP
View
A
Retailer 7
-
£4,755 GBP
View
A
Retailer 8
-
£4,755 GBP
View
A
Retailer 9
-
£4,872 GBP
View
A
Retailer 10
-
£5,166 GBP
View
B+
Retailer 11
-
£5,486 GBP
View
B
Retailer 12
-
£6,986 GBP
View
Most Expensive
B
NZ Jewellers
7c518e17-d6a0-4bde-84fa-289682cd5924 · Nov 5
£7,952 GBP
$10,644 USD
View
12 more retailers have this diamond
Prices start from £3,567 GBPSave up to £4,386 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
£3,567 GBP