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Radiant|Natural|GIA

1.30ct I SI2 Radiant Natural Diamond

EX • I/SI2 • GIA 7501947625

Certificate GIA 7501947625

Diamond specifications and retailer prices

From £1,783 GBP
As of November 6, 2026
Save £2,064 GBP (54%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,847 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.3ct natural radiant diamond

This 1.3ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7501947625. Listed at 8 retailers as of November 3, 2026, with prices from £1,783 to £3,847, a £2,064 spread on the same certified stone. NZ Jewellers lists it at £3,847. 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

1.30
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7501947625
Dimensions7.30 × 5.57 × 3.55 mm
L/W Ratio1.31
Girdle conditionPolished
Culet sizeNone
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.30 mm5.57 mm1.30 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7501947625
Side View
Table 68.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.7%

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: Nov 6
Current: £3,847 GBP|Low: £1,520 GBP|High: £3,847 GBP|Avg: £1,981 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
November 7, 2026
Retailer 11£1,520 GBP
Retailer 12£1,728 GBP
Retailer 9£1,783 GBP
Retailer 8£1,819 GBP
Retailer 6£1,840 GBP
Retailer 10£1,877 GBP
Retailer 2£1,925 GBP
Retailer 5£1,948 GBP
Retailer 3£2,090 GBP
Retailer 4£2,226 GBP
Retailer 7£3,224 GBP
NZ Jewellers£3,847 GBP

31 data points across 12 retailers

8 retailers£1,783 GBP to £3,847 GBP

Retailer 1
-
£1,520 GBP
Price last confirmed 17 days ago
A
Retailer 2
-
£1,783 GBP
View
A
Retailer 3
-
£1,819 GBP
View
A
Retailer 4
-
£1,840 GBP
View
A
Retailer 5
-
£1,925 GBP
View
A
Retailer 6
-
£1,948 GBP
View
B+
Retailer 7
-
£3,224 GBP
View
Most Expensive
B
NZ Jewellers
454fa274-c564-4110-a56d-a57259dc70ea · Nov 3
£3,847 GBP
$5,149 USD
View
7 more retailers have this diamond
Prices start from £1,783 GBPSave up to £2,064 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
1.30ct Radiant
£1,783 GBP