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Round|Natural|GIA

1.20ct D IF Round Natural Diamond

EX • D/IF • GIA 6542858397

Certificate GIA 6542858397

Diamond specifications and retailer prices

From £6,713 GBP
As of November 4, 2026
Save £5,100 GBP (43%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £12,641 GBP at NZ Jewellers · As of October 17, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6542858397. Listed at 19 retailers as of November 4, 2026, with a 76% 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

1.20
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6542858397
Dimensions6.69 × 6.75 × 4.23 mm
L/W Ratio1.01
Top View
6.69 mm6.75 mm1.20 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542858397
Side View
Table 58.0%Crown 36°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 4
Current: £8,059 GBP|Low: £7,673 GBP|High: £11,988 GBP|Avg: £9,144 GBP|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 11£7,677 GBP
Retailer 9£7,768 GBP
Retailer 1£8,059 GBP
Retailer 5£8,108 GBP
Retailer 10£8,256 GBP
Retailer 8£8,372 GBP
Retailer 2£8,434 GBP
Retailer 3£9,088 GBP
Retailer 6£9,517 GBP
Retailer 7£11,142 GBP
Retailer 4£11,813 GBP

36 data points across 11 retailers

19 retailers£6,713 GBP to £11,813 GBP

A
Cheapest Retailer
-
£6,713 GBP
Retailer 2
-
£7,431 GBP
View
Price last confirmed 24 days ago
A
Retailer 3
-
£7,677 GBP
View
A
Retailer 4
-
£7,768 GBP
View
A
Retailer 5
-
£8,059 GBP
View
A
Retailer 6
-
£8,108 GBP
View
A
Retailer 7
-
£8,256 GBP
View
A
Retailer 8
-
£8,372 GBP
View
Final sale: no returns
Retailer 9
-
£8,434 GBP
View
Price last confirmed 32 days ago
Retailer 10
-
£9,069 GBP
View
Price last confirmed 35 days ago
B+
Retailer 11
-
£9,088 GBP
View
Retailer 12
-
£9,209 GBP
View
Price last confirmed 37 days ago
B+
Retailer 13
-
£9,286 GBP
View
B+
Retailer 14
-
£9,517 GBP
View
Retailer 15
-
£10,465 GBP
View
Price last confirmed 37 days ago
B+
Retailer 16
-
£11,142 GBP
View
B+
Retailer 17
-
£11,813 GBP
View
Retailer 18
-
£12,641 GBP
View
Price last confirmed 38 days ago
Most Expensive
NZ Jewellers
c352a697-af1e-4586-aad4-c78ed63b6af8 · Oct 17
£12,641 GBP
$17,065 USD
View
Price last confirmed 19 days ago
18 more retailers have this diamond
Prices start from £6,713 GBPSave up to £5,100 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
£6,713 GBP