Round|Natural|GIA

1.21ct K VS2 Round Natural Diamond

EX • K/VS2 • GIA 6551955067

Certificate GIA 6551955067

Diamond specifications and retailer prices

From £1,156 GBP
As of November 5, 2026
Save £1,364 GBP (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,557 GBP at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6551955067. Listed at 9 retailers as of November 4, 2026, with a 118% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6551955067
Dimensions6.74 × 6.78 × 4.29 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Indented Natural, Natural
Top View
6.74 mm6.78 mm1.21 ctK / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551955067
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £1,371 GBP|Low: £1,150 GBP|High: £2,654 GBP|Avg: £1,986 GBP|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 3£1,156 GBP
Retailer 1£1,371 GBP
Retailer 2£1,919 GBP
Retailer 5£2,168 GBP
Retailer 4£2,520 GBP

43 data points across 5 retailers

9 retailers£1,156 GBP to £2,520 GBP

A
Cheapest Retailer
-
£1,156 GBP
A
Retailer 2
-
£1,371 GBP
View
Retailer 3
-
£1,427 GBP
View
Price last confirmed 30 days ago
Retailer 4
-
£1,458 GBP
View
Price last confirmed 50 days ago
Retailer 5
-
£1,492 GBP
View
Price last confirmed 38 days ago
A
Retailer 6
-
£1,919 GBP
View
B+
Retailer 7
-
£2,520 GBP
View
Retailer 8
-
£3,479 GBP
View
Price last confirmed 31 days ago
Most Expensive
NZ Jewellers
179a2cf6-af2c-4fb0-840f-ea164399678f · Sep 21
£3,557 GBP
$4,788 USD
View
Price last confirmed 45 days ago
8 more retailers have this diamond
Prices start from £1,156 GBPSave up to £1,364 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 Round
£1,156 GBP