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Princess|Natural|GIA

1.51ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 6532255342

Certificate GIA 6532255342

Diamond specifications and retailer prices

From £2,922 GBP
As of November 6, 2026
Save £1,230 GBP (30%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £4,152 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532255342. Listed at 8 retailers as of November 6, 2026, with prices from £2,922 to £4,152, a £1,230 spread on the same certified stone. GemTrove lists it at £4,152. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532255342
Dimensions6.41 × 6.36 × 4.60 mm
L/W Ratio1.01
Top View
6.41 mm6.36 mm1.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532255342
Side View
Table 70.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 72.4%

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 6
Current: £3,077 GBP|Low: £2,667 GBP|High: £3,914 GBP|Avg: £3,242 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3£2,922 GBP
Retailer 4£3,024 GBP
Retailer 1£3,077 GBP
Retailer 7£3,077 GBP
Retailer 2£3,141 GBP
Retailer 6£3,176 GBP
Retailer 5£3,493 GBP

45 data points across 7 retailers

8 retailers£2,922 GBP to £4,152 GBP

A
Cheapest Retailer
-
£2,922 GBP
A
Retailer 2
-
£3,024 GBP
View
Final sale: no returns
A
Retailer 3
-
£3,077 GBP
View
A
Retailer 4
-
£3,077 GBP
View
A
Retailer 5
-
£3,141 GBP
View
A
Retailer 6
-
£3,176 GBP
View
A
Retailer 7
-
£3,493 GBP
View
Most Expensive
B+
GemTrove
GT-N-01307650-98 · Nov 6
£4,152 GBP
A$8,598 AUD
View
7 more retailers have this diamond
Prices start from £2,922 GBPSave up to £1,230 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
£2,922 GBP