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Radiant|Natural|GIA

1.30ct K SI2 Radiant Natural Diamond

EX • K/SI2 • GIA 2235474325

Certificate GIA 2235474325

Diamond specifications and retailer prices

From £1,736 GBP
As of November 5, 2026
Save £282 GBP (14%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,018 GBP at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235474325. Listed at 2 retailers as of November 5, 2026, with prices from £1,736 to £2,018, a £282 spread on the same certified stone. 77 Diamonds lists it at £2,018. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2235474325
Dimensions6.25 × 5.91 × 4.12 mm
L/W Ratio1.06
Top View
6.25 mm5.91 mm1.30 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2235474325
Side View
Table 67.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £2,018 GBP|Low: £1,736 GBP|High: £2,041 GBP|Avg: £1,886 GBP|+1.3%
77 Diamonds
Retailer 2
November 7, 2026
Retailer 2£1,736 GBP
77 Diamonds£2,018 GBP

33 data points across 2 retailers

2 retailers£1,736 GBP to £2,018 GBP

B+
Cheapest Retailer
-
£1,736 GBP
Most Expensive
B+
77 Diamonds
RADJDKQXV2EN · Nov 7
£2,018 GBP
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1 more retailer has this diamond
Prices start from £1,736 GBPSave up to £282 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.

B+
1.30ct Radiant
£1,736 GBP