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Radiant|Natural|GIA

1.30ct E SI2 Radiant Natural Diamond

EX • E/SI2 • GIA 6542136961

Certificate GIA 6542136961

Diamond specifications and retailer prices

From £2,123 GBP
As of October 29, 2026
Save £2,340 GBP (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £4,464 GBP at NZ Jewellers · As of October 27, 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 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 6542136961. Listed at 6 retailers as of October 27, 2026, with prices from £2,123 to £4,464, a £2,340 spread on the same certified stone. NZ Jewellers lists it at £4,464. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle44.79°
Pavilion angle30.65°
OriginNatural
Grading LabGIA
CertificateGIA 6542136961
Dimensions7.15 × 5.35 × 3.65 mm
L/W Ratio1.34
Top View
7.15 mm5.35 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542136961
Side View
Table 67.0%Crown 44.79°Girdle: Slightly ThickPavilion 30.65°Culet: NoneDepth 68.3%

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: Oct 29
Current: £4,464 GBP|Low: £2,110 GBP|High: £7,061 GBP|Avg: £3,161 GBP|-1.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 2£2,123 GBP
Retailer 6£2,135 GBP
Retailer 5£2,217 GBP
Retailer 7£2,246 GBP
Retailer 11£2,423 GBP
Retailer 9£2,498 GBP
Retailer 3£2,606 GBP
Retailer 10£2,684 GBP
Retailer 4£3,745 GBP
NZ Jewellers£4,464 GBP
Retailer 8£7,061 GBP

30 data points across 11 retailers

6 retailers£2,123 GBP to £4,464 GBP

A
Cheapest Retailer
-
£2,123 GBP
A
Retailer 2
-
£2,135 GBP
$2,843 USD
View
A
Retailer 3
-
£2,217 GBP
$2,952 USD
View
A
Retailer 4
-
£2,246 GBP
$2,991 USD
View
B+
Retailer 5
-
£3,745 GBP
View
Most Expensive
B+
NZ Jewellers
c88b1978-55b1-4f8b-964a-9b64fe3202d3 · Oct 27
£4,464 GBP
$5,944 USD
View
5 more retailers have this diamond
Prices start from £2,123 GBPSave up to £2,340 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
£2,123 GBP