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Round|Natural|GIA

1.20ct I IF Round Natural Diamond

EX • I/IF • GIA 2496515156

Certificate GIA 2496515156

Diamond specifications and retailer prices

From £2,872 GBP
As of November 5, 2026
Save £3,546 GBP (55%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £6,526 GBP at NZ Jewellers · As of September 25, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2496515156. Listed at 23 retailers as of November 5, 2026, with a 123% 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
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2496515156
Dimensions6.80 × 6.77 × 4.26 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.80 mm6.77 mm1.20 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2496515156
Side View
Table 57.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.7%

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: £6,418 GBP|Low: £2,872 GBP|High: £6,418 GBP|Avg: £4,005 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 14£2,872 GBP
Retailer 4£3,056 GBP
Retailer 10£3,326 GBP
Retailer 5£3,347 GBP
Retailer 9£3,365 GBP
Retailer 17£3,369 GBP
Retailer 20£3,604 GBP
Retailer 18£3,658 GBP
Retailer 2£3,746 GBP
Retailer 3£3,838 GBP
Retailer 6£3,838 GBP
Retailer 19£3,838 GBP
Retailer 7£3,868 GBP
Retailer 11£3,950 GBP
Retailer 15£4,066 GBP
Retailer 12£4,427 GBP
Retailer 8£4,461 GBP
Retailer 13£4,682 GBP
Retailer 16£6,095 GBP
NZ Jewellers£6,418 GBP

30 data points across 20 retailers

23 retailers£2,872 GBP to £6,418 GBP

A
Cheapest Retailer
-
£2,872 GBP
A
Retailer 2
-
£3,056 GBP
View
Final sale: no returns
A
Retailer 3
-
£3,326 GBP
View
A
Retailer 4
-
£3,347 GBP
View
A
Retailer 5
-
£3,365 GBP
View
A
Retailer 6
-
£3,369 GBP
View
B+
Retailer 7
-
£3,604 GBP
View
B+
Retailer 8
-
£3,658 GBP
View
B+
Retailer 9
-
£3,746 GBP
View
B+
Retailer 10
-
£3,838 GBP
View
Retailer 11
-
£3,838 GBP
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£3,838 GBP
View
Retailer 13
-
£3,868 GBP
View
Price last confirmed 28 days ago
Retailer 14
-
£3,902 GBP
View
Price last confirmed 44 days ago
B+
Retailer 15
-
£3,950 GBP
View
B+
Retailer 16
-
£4,066 GBP
View
B+
Retailer 17
-
£4,427 GBP
View
B+
Retailer 18
-
£4,461 GBP
View
Retailer 19
-
£4,503 GBP
View
Price last confirmed 45 days ago
B+
Retailer 20
-
£4,682 GBP
View
B
Retailer 21
-
£6,095 GBP
View
B
Retailer 22
-
£6,418 GBP
View
Most Expensive
NZ Jewellers
db8412f9-0602-4ad7-b057-766b507b310b · Sep 25
£6,526 GBP
$8,784 USD
View
Price last confirmed 41 days ago
22 more retailers have this diamond
Prices start from £2,872 GBPSave up to £3,546 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
£2,872 GBP