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Oval|Natural|GIA

1.21ct D VS1 Oval Natural Diamond

ID • D/VS1 • GIA 6555387436

Certificate GIA 6555387436

Diamond specifications and retailer prices

From £5,171 GBP
As of November 4, 2026
7 retailers carry this diamond
Most expensive: £8,191 GBP at MOH London · As of October 19, 2026
View at MOH London

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555387436. Listed at 7 retailers as of November 4, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555387436
Dimensions8.97 × 5.96 × 3.45 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Pinpoint
Top View
8.97 mm5.96 mm1.21 ctD / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555387436
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 57.8%

Caratlytics Score

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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 4
Current: £8,191 GBP|Low: £4,011 GBP|High: £8,747 GBP|Avg: £5,621 GBP|-6.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 20, 2026
Retailer 9£4,135 GBP
Retailer 10£4,427 GBP
Retailer 11£4,478 GBP
Retailer 13£4,889 GBP
Retailer 12£5,052 GBP
Retailer 4£5,237 GBP
Retailer 8£5,399 GBP
Retailer 7£5,558 GBP
Retailer 3£5,931 GBP
Retailer 5£6,009 GBP
Retailer 2£6,145 GBP
Retailer 6£6,643 GBP
MOH London£8,191 GBP

27 data points across 13 retailers

7 retailers

Retailer 1
-
£4,427 GBP
Price last confirmed 19 days ago
B+
Retailer 2
-
£5,171 GBP
View
Retailer 3
-
£5,237 GBP
View
Price last confirmed 18 days ago
Retailer 4
-
£5,558 GBP
View
Price last confirmed 17 days ago
Retailer 5
-
£5,931 GBP
View
Price last confirmed 18 days ago
Retailer 6
-
£6,009 GBP
View
Price last confirmed 32 days ago
Most Expensive
MOH London
6CFB80C4D · Oct 19
£8,191 GBP
View
Price last confirmed 17 days ago
6 more retailers have this diamond
Prices start from £5,171 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+
1.21ct Oval
£5,171 GBP