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Princess|Natural|GIA

1.50ct H SI1 Princess Natural Diamond

ID • H/SI1 • GIA 2554986553

Certificate GIA 2554986553

Diamond specifications and retailer prices

From £2,740 GBP
As of November 6, 2026
Save £1,496 GBP (35%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £4,236 GBP at Jared · As of November 4, 2026
View at Jared

About this 1.5ct natural princess diamond

This 1.5ct natural princess sits in the one-and-a-half to two carat band, graded H 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 2554986553. Listed at 9 retailers as of November 4, 2026, with prices from £2,740 to £4,236, a £1,496 spread on the same certified stone. Jared lists it at £4,236. 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
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554986553
Dimensions6.14 × 6.12 × 4.56 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.14 mm6.12 mm1.50 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554986553
Side View
Table 73.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 74.5%

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: £4,236 GBP|Low: £2,740 GBP|High: £4,236 GBP|Avg: £3,482 GBP
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2£2,740 GBP
Retailer 8£3,315 GBP
Retailer 3£3,478 GBP
Retailer 7£3,540 GBP
Retailer 6£3,566 GBP
Retailer 9£3,656 GBP
Retailer 4£3,788 GBP
Retailer 5£3,788 GBP
Jared£4,236 GBP

45 data points across 9 retailers

9 retailers£2,740 GBP to £4,236 GBP

A
Cheapest Retailer
-
£2,740 GBP
B+
Retailer 2
-
£3,315 GBP
View
A
Retailer 3
-
£3,478 GBP
View
B+
Retailer 4
-
£3,540 GBP
View
B+
Retailer 5
-
£3,566 GBP
View
B+
Retailer 6
-
£3,656 GBP
View
B+
Retailer 7
-
£3,788 GBP
View
B+
Retailer 8
-
£3,788 GBP
View
Most Expensive
B+
Jared
160173305 · Nov 4
£4,236 GBP
$5,670 USD
View
8 more retailers have this diamond
Prices start from £2,740 GBPSave up to £1,496 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
£2,740 GBP