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Round|Natural|GIA

1.20ct M VS1 Round Natural Diamond

EX • M/VS1 • GIA 6452817134

Certificate GIA 6452817134

Diamond specifications and retailer prices

From £1,019 GBP
As of November 5, 2026
Save £1,663 GBP (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,682 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6452817134. Listed at 10 retailers as of November 5, 2026, with prices from £1,019 to £2,682, a £1,663 spread on the same certified stone. NZ Jewellers lists it at £2,682. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
M
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6452817134
Dimensions6.72 × 6.77 × 4.24 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
6.72 mm6.77 mm1.20 ctM / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6452817134
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.9%

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: £2,682 GBP|Low: £1,019 GBP|High: £2,682 GBP|Avg: £1,378 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 3£1,019 GBP
Retailer 9£1,100 GBP
Retailer 11£1,100 GBP
Retailer 12£1,127 GBP
Retailer 8£1,150 GBP
Retailer 4£1,170 GBP
Retailer 6£1,178 GBP
Retailer 14£1,200 GBP
Retailer 10£1,269 GBP
Retailer 7£1,342 GBP
Retailer 2£1,519 GBP
Retailer 5£1,641 GBP
Retailer 13£1,776 GBP
NZ Jewellers£2,682 GBP

24 data points across 14 retailers

10 retailers£1,019 GBP to £2,682 GBP

A
Cheapest Retailer
-
£1,019 GBP
A
Retailer 2
-
£1,100 GBP
View
Retailer 3
-
£1,100 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£1,150 GBP
View
A
Retailer 5
-
£1,170 GBP
View
A
Retailer 6
-
£1,200 GBP
View
A
Retailer 7
-
£1,269 GBP
View
A
Retailer 8
-
£1,342 GBP
View
B+
Retailer 9
-
£1,519 GBP
View
Most Expensive
B
NZ Jewellers
061f5948-dc3d-436e-ba3b-5b38d1c1e893 · Nov 5
£2,682 GBP
$3,610 USD
View
9 more retailers have this diamond
Prices start from £1,019 GBPSave up to £1,663 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
1.20ct Round
£1,019 GBP