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Marquise|Natural|GIA

1.25ct F IF Marquise Natural Diamond

EX • F/IF • GIA 6552433918

Certificate GIA 6552433918

Diamond specifications and retailer prices

From £5,489 GBP
As of November 6, 2026
Save £7,046 GBP (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £12,535 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.25ct natural marquise diamond

This 1.25ct natural marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552433918. Listed at 11 retailers as of November 5, 2026, with prices from £5,489 to £12,535, a £7,046 spread on the same certified stone. NZ Jewellers lists it at £12,535. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
F
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552433918
Dimensions10.93 × 5.76 × 3.53 mm
L/W Ratio1.90
Top View
10.93 mm5.76 mm1.25 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552433918
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 61.4%

Caratlytics Score

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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 6
Current: £12,535 GBP|Low: £5,489 GBP|High: £12,535 GBP|Avg: £7,648 GBP|+14.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 8£5,489 GBP
Retailer 5£6,153 GBP
Retailer 3£6,251 GBP
Retailer 10£6,615 GBP
Retailer 11£7,317 GBP
Retailer 9£7,494 GBP
Retailer 6£7,610 GBP
Retailer 7£7,696 GBP
Retailer 4£7,993 GBP
Retailer 2£9,736 GBP
NZ Jewellers£12,535 GBP

41 data points across 11 retailers

11 retailers£5,489 GBP to £12,535 GBP

A
Cheapest Retailer
-
£5,489 GBP
Retailer 2
-
£6,153 GBP
View
Price last confirmed 4 days ago
Retailer 3
-
£6,251 GBP
View
Price last confirmed 26 days ago
A
Retailer 4
-
£6,615 GBP
View
A
Retailer 5
-
£7,317 GBP
View
Final sale: no returns
A
Retailer 6
-
£7,494 GBP
View
A
Retailer 7
-
£7,610 GBP
View
B+
Retailer 8
-
£7,696 GBP
View
A
Retailer 9
-
£7,993 GBP
View
B+
Retailer 10
-
£9,736 GBP
View
Most Expensive
B+
NZ Jewellers
b90b4f82-8adf-48ea-b75e-62dff64989e3 · Nov 5
£12,535 GBP
$16,778 USD
View
10 more retailers have this diamond
Prices start from £5,489 GBPSave up to £7,046 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
1.25ct Marquise
£5,489 GBP