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Princess|Natural|GIA

1.50ct J SI1 Princess Natural Diamond

EX • J/SI1 • GIA 6555440986

Certificate GIA 6555440986

Diamond specifications and retailer prices

From £2,084 GBP
As of November 6, 2026
Save £766 GBP (27%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,850 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555440986. Listed at 7 retailers as of November 6, 2026, with prices from £2,084 to £2,850, a £766 spread on the same certified stone. GemTrove lists it at £2,850. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555440986
Dimensions6.24 × 6.20 × 4.50 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural
Top View
6.24 mm6.20 mm1.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555440986
Side View
Table 70.0%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: £2,084 GBP|Low: £2,084 GBP|High: £2,862 GBP|Avg: £2,372 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1£2,084 GBP
Retailer 3£2,152 GBP
Retailer 6£2,227 GBP
Retailer 2£2,288 GBP
Retailer 5£2,524 GBP
Retailer 4£2,572 GBP

46 data points across 6 retailers

7 retailers£2,084 GBP to £2,850 GBP

A
Cheapest Retailer
-
£2,084 GBP
A
Retailer 2
-
£2,152 GBP
View
A
Retailer 3
-
£2,227 GBP
View
A
Retailer 4
-
£2,288 GBP
View
B+
Retailer 5
-
£2,524 GBP
View
B+
Retailer 6
-
£2,572 GBP
View
Most Expensive
B+
GemTrove
GT-N-01307914-98 · Nov 6
£2,850 GBP
A$5,868 AUD
View
6 more retailers have this diamond
Prices start from £2,084 GBPSave up to £766 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
£2,084 GBP