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Princess|Natural|GIA

1.51ct D SI2 Princess Natural Diamond

EX • D/SI2 • GIA 1555264306

Certificate GIA 1555264306

Diamond specifications and retailer prices

From £2,824 GBP
As of November 6, 2026
Save £3,161 GBP (53%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £5,985 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded D 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 1555264306. Listed at 12 retailers as of November 4, 2026, with prices from £2,824 to £5,985, a £3,161 spread on the same certified stone. MOH London lists it at £5,985. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555264306
Dimensions6.43 × 6.43 × 4.51 mm
L/W Ratio1.00
Top View
6.43 mm6.43 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1555264306
Side View
Table 73.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 70.2%

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 6
Current: £5,985 GBP|Low: £2,824 GBP|High: £6,296 GBP|Avg: £3,942 GBP|-4.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6£2,824 GBP
Retailer 4£3,015 GBP
Retailer 5£3,468 GBP
Retailer 3£3,710 GBP
Retailer 10£3,723 GBP
Retailer 7£3,881 GBP
Retailer 9£3,905 GBP
Retailer 8£3,975 GBP
Retailer 2£4,240 GBP
MOH London£5,985 GBP

34 data points across 10 retailers

12 retailers£2,824 GBP to £5,985 GBP

A
Cheapest Retailer
-
£2,824 GBP
A
Retailer 2
-
£3,015 GBP
View
A
Retailer 3
-
£3,468 GBP
View
A
Retailer 4
-
£3,586 GBP
View
A
Retailer 5
-
£3,710 GBP
View
Retailer 6
-
£3,723 GBP
View
Price last confirmed 11 days ago
A
Retailer 7
-
£3,771 GBP
View
A
Retailer 8
-
£3,881 GBP
View
Retailer 9
-
£3,905 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£3,975 GBP
View
B+
Retailer 11
-
£4,240 GBP
View
Most Expensive
B+
MOH London
BC0D39D5D · Nov 4
£5,985 GBP
View
11 more retailers have this diamond
Prices start from £2,824 GBPSave up to £3,161 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
£2,824 GBP