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Radiant|Natural|GIA

1.21ct K VVS1 Radiant Natural Diamond

EX • K/VVS1 • GIA 1318810152

Certificate GIA 1318810152

Diamond specifications and retailer prices

From £1,710 GBP
As of November 6, 2026
Save £966 GBP (36%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,676 GBP at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded K colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1318810152. Listed at 3 retailers as of November 6, 2026, with prices from £1,710 to £2,676, a £966 spread on the same certified stone. 77 Diamonds lists it at £2,676. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
K
Colour
VVS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1318810152
Dimensions6.58 × 5.25 × 3.63 mm
L/W Ratio1.25
Top View
6.58 mm5.25 mm1.21 ctK / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1318810152
Side View
Table 67.0%CrownGirdle: VTK-VTKPavilionCulet: NoneDepth 69.1%

Caratlytics Score

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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: Nov 6
Current: £2,676 GBP|Low: £1,710 GBP|High: £2,711 GBP|Avg: £2,191 GBP|+1.0%
77 Diamonds
Retailer 2
Retailer 3
November 7, 2026
Retailer 2£1,710 GBP
Retailer 3£2,136 GBP
77 Diamonds£2,676 GBP

46 data points across 3 retailers

3 retailers£1,710 GBP to £2,676 GBP

A
Cheapest Retailer
-
£1,710 GBP
B+
Retailer 2
-
£2,136 GBP
View
Most Expensive
B
77 Diamonds
RADCPVBMSKGHR · Nov 7
£2,676 GBP
View
2 more retailers have this diamond
Prices start from £1,710 GBPSave up to £966 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
1.21ct Radiant
£1,710 GBP