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Princess|Natural|GIA

1.51ct F SI2 Princess Natural Diamond

EX • F/SI2 • GIA 6555545655

Certificate GIA 6555545655

Diamond specifications and retailer prices

From £2,727 GBP
$3,660 USD
As of November 2, 2026
Save £3,759 GBP (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £6,487 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555545655. Listed at 15 retailers as of November 2, 2026, with prices from £2,727 to £6,487, a £3,759 spread on the same certified stone. NZ Jewellers lists it at £6,487. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.6°
Pavilion angle39.62°
OriginNatural
Grading LabGIA
CertificateGIA 6555545655
Dimensions6.25 × 6.24 × 4.53 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.25 mm6.24 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555545655
Side View
Table 73.0%Crown 25.6°Girdle: MED-THKPavilion 39.62°Culet: NoneDepth 72.6%

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 2
Current: £6,487 GBP|Low: £1,990 GBP|High: £6,487 GBP|Avg: £2,886 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
November 2, 2026
Retailer 10£1,990 GBP
Retailer 4£1,996 GBP
Retailer 8£2,285 GBP
Retailer 7£2,350 GBP
Retailer 3£2,546 GBP
Retailer 5£2,585 GBP
Retailer 16£3,382 GBP
Retailer 18£3,483 GBP
Retailer 17£3,580 GBP
Retailer 11£3,654 GBP
Retailer 9£3,679 GBP
Retailer 6£3,710 GBP
Retailer 2£3,878 GBP
Retailer 15£3,992 GBP
Retailer 12£4,039 GBP
Retailer 14£4,475 GBP
Retailer 13£6,177 GBP
NZ Jewellers£6,487 GBP

27 data points across 18 retailers

15 retailers£2,727 GBP to £6,487 GBP

Retailer 1
-
£2,350 GBP
SGD 4,261 SGD
Price last confirmed 27 days ago
Retailer 2
-
£2,546 GBP
$3,416 USD
View
Price last confirmed 27 days ago
A
Retailer 3
-
£2,727 GBP
$3,660 USD
View
A
Retailer 4
-
£3,382 GBP
$4,539 USD
View
Retailer 5
-
£3,483 GBP
$4,674 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
£3,580 GBP
$4,804 USD
View
Final sale: no returns
A
Retailer 7
-
£3,654 GBP
View
Retailer 8
-
£3,679 GBP
$4,937 USD
View
Price last confirmed 28 days ago
Retailer 9
-
£3,710 GBP
$4,978 USD
View
Price last confirmed 27 days ago
B+
Retailer 10
-
£3,878 GBP
$5,204 USD
View
B+
Retailer 11
-
£3,992 GBP
$5,357 USD
View
A
Retailer 12
-
£4,039 GBP
€5,162 EUR
View
B+
Retailer 13
-
£4,475 GBP
$6,005 USD
View
B
Retailer 14
-
£6,177 GBP
View
Most Expensive
B
NZ Jewellers
74d094c8-ab28-4a53-a1d2-5520a8e8e93d · Nov 2
£6,487 GBP
$8,705 USD
View
14 more retailers have this diamond
Prices start from £2,727 GBPSave up to £3,759 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 Princess
£2,727 GBP