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Princess|Natural|GIA

1.50ct I SI2 Princess Natural Diamond

EX • I/SI2 • GIA 6555517154

Certificate GIA 6555517154

Diamond specifications and retailer prices

From £2,013 GBP
As of November 6, 2026
Save £749 GBP (27%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,761 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.5ct natural princess diamond

This 1.5ct natural princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555517154. Listed at 7 retailers as of November 6, 2026, with prices from £2,013 to £2,761, a £749 spread on the same certified stone. GemTrove lists it at £2,761. 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

1.50
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555517154
Dimensions6.20 × 6.15 × 4.47 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Indented Natural
Top View
6.20 mm6.15 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555517154
Side View
Table 69.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 72.6%

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: £2,013 GBP|Low: £1,909 GBP|High: £2,655 GBP|Avg: £2,287 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1£2,013 GBP
Retailer 3£2,196 GBP
Retailer 4£2,237 GBP
Retailer 6£2,271 GBP
Retailer 2£2,350 GBP
Retailer 5£2,571 GBP

46 data points across 6 retailers

7 retailers£2,013 GBP to £2,761 GBP

A
Cheapest Retailer
-
£2,013 GBP
A
Retailer 2
-
£2,196 GBP
View
A
Retailer 3
-
£2,271 GBP
View
A
Retailer 4
-
£2,350 GBP
View
A
Retailer 5
-
£2,571 GBP
View
A
Retailer 6
-
£2,573 GBP
View
Most Expensive
B+
GemTrove
GT-N-01307923-98 · Nov 6
£2,761 GBP
A$5,718 AUD
View
6 more retailers have this diamond
Prices start from £2,013 GBPSave up to £749 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
1.50ct Princess
£2,013 GBP