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Round|Natural|GIA

1.51ct F I1 Round Natural Diamond

EX • F/I1 • GIA 2434913759

Certificate GIA 2434913759

Diamond specifications and retailer prices

From £2,649 GBP
$3,555 USD
As of November 1, 2026
Save £2,596 GBP (49%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £5,245 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2434913759. Listed at 7 retailers as of November 1, 2026, with prices from £2,649 to £5,245, a £2,596 spread on the same certified stone. NZ Jewellers lists it at £5,245. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2434913759
Dimensions7.28 × 7.33 × 4.60 mm
L/W Ratio1.01
Top View
7.28 mm7.33 mm1.51 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2434913759
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.0%

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 1
Current: £5,245 GBP|Low: £2,649 GBP|High: £5,245 GBP|Avg: £3,493 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4£2,649 GBP
Retailer 9£2,671 GBP
Retailer 5£3,011 GBP
Retailer 6£3,011 GBP
Retailer 8£3,011 GBP
Retailer 3£3,195 GBP
Retailer 2£3,393 GBP
Retailer 7£3,474 GBP
Retailer 10£3,583 GBP
Retailer 11£4,877 GBP
NZ Jewellers£5,245 GBP

19 data points across 11 retailers

7 retailers£2,649 GBP to £5,245 GBP

A
Cheapest Retailer
-
£2,649 GBP
$3,555 USD
A
Retailer 2
-
£3,011 GBP
$4,040 USD
View
A
Retailer 3
-
£3,011 GBP
$4,040 USD
View
A
Retailer 4
-
£3,011 GBP
$4,040 USD
View
B+
Retailer 5
-
£3,393 GBP
€4,336 EUR
View
B+
Retailer 6
-
£3,474 GBP
$4,662 USD
View
Most Expensive
B
NZ Jewellers
76ba52da-fbb3-4384-8678-b06587292f43 · Nov 2
£5,245 GBP
$7,039 USD
View
6 more retailers have this diamond
Prices start from £2,649 GBPSave up to £2,596 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
1.51ct Round
£2,649 GBP