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Radiant|Natural|GIA

1.33ct K VS1 Radiant Natural Diamond

ID • K/VS1 • GIA 7

Certificate GIA 7

Diamond specifications and retailer prices

From £2,981 GBP
As of November 6, 2026
Save £775 GBP (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,756 GBP at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.33ct natural radiant diamond

This 1.33ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 5, 2026, with prices from £2,981 to £3,756, a £775 spread on the same certified stone. Blue Nile lists it at £3,756. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
K
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7
Dimensions6.83 × 5.58 × 3.89 mm
L/W Ratio1.22
Top View
6.83 mm5.58 mm1.33 ctK / VS1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7
Side View
Table 65.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 69.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £3,756 GBP|Low: £2,981 GBP|High: £6,576 GBP|Avg: £4,045 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 26, 2026
Retailer 2£2,981 GBP
Retailer 6£3,143 GBP
Retailer 4£3,562 GBP
Blue Nile£3,756 GBP
Retailer 5£4,110 GBP
Retailer 3£6,576 GBP

2 data points across 6 retailers

3 retailers£2,981 GBP to £3,756 GBP

B+
Cheapest Retailer
-
£2,981 GBP
B+
Retailer 2
-
£3,143 GBP
View
Most Expensive
B
Blue Nile
5631299 · Nov 5
£3,756 GBP
$5,027 USD
View
2 more retailers have this diamond
Prices start from £2,981 GBPSave up to £775 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+
1.33ct Radiant
£2,981 GBP