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Round|Natural|GIA

1.51ct F IF Round Natural Diamond

EX • F/IF • GIA 1447894508

Certificate GIA 1447894508

Diamond specifications and retailer prices

From £10,761 GBP
As of November 4, 2026
Save £9,812 GBP (48%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £20,572 GBP at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1447894508. Listed at 15 retailers as of November 4, 2026, with prices from £10,761 to £20,572, a £9,812 spread on the same certified stone. Diamond Quarter lists it at £20,572. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1447894508
Dimensions7.40 × 7.37 × 4.52 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.40 mm7.37 mm1.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1447894508
Side View
Table 60.0%Crown 32.5°Girdle: NUL-NULPavilion 41.8°Culet: NoneDepth 61.2%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: £10,974 GBP|Low: £10,624 GBP|High: £16,597 GBP|Avg: £12,708 GBP|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5£10,761 GBP
Retailer 1£10,974 GBP
Retailer 6£11,107 GBP
Retailer 7£11,637 GBP
Retailer 2£13,144 GBP
Retailer 4£13,913 GBP
Retailer 3£16,355 GBP

44 data points across 7 retailers

15 retailers£10,761 GBP to £20,572 GBP

A
Cheapest Retailer
-
£10,761 GBP
A
Retailer 2
-
£10,974 GBP
View
A
Retailer 3
-
£11,107 GBP
View
Final sale: no returns
B+
Retailer 4
-
£12,104 GBP
View
B+
Retailer 5
-
£12,363 GBP
View
B+
Retailer 6
-
£12,415 GBP
View
B+
Retailer 7
-
£12,557 GBP
View
Retailer 8
-
£13,039 GBP
View
Price last confirmed 60 days ago
B+
Retailer 9
-
£13,039 GBP
View
B+
Retailer 10
-
£13,144 GBP
View
Retailer 11
-
£13,913 GBP
View
Price last confirmed 9 days ago
Retailer 12
-
£14,875 GBP
View
Price last confirmed 57 days ago
B+
Retailer 13
-
£14,875 GBP
View
B+
Retailer 14
-
£16,355 GBP
View
Most Expensive
B
Diamond Quarter
1.51IFF14089811N · Nov 5
£20,572 GBP
View
14 more retailers have this diamond
Prices start from £10,761 GBPSave up to £9,812 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
£10,761 GBP