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Princess|Natural|GIA

1.50ct H SI1 Princess Natural Diamond

ID • H/SI1 • GIA 6552949327

Certificate GIA 6552949327

Diamond specifications and retailer prices

From £2,681 GBP
As of November 6, 2026
Save £1,152 GBP (30%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,833 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 6552949327. Listed at 9 retailers as of November 4, 2026, with prices from £2,681 to £3,833, a £1,152 spread on the same certified stone. Jared lists it at £3,833. 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
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552949327
Dimensions6.14 × 6.11 × 4.55 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.14 mm6.11 mm1.50 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552949327
Side View
Table 72.0%CrownGirdle: ThickPavilionCulet: NoneDepth 74.4%

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: £3,833 GBP|Low: £2,681 GBP|High: £3,833 GBP|Avg: £3,367 GBP
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2£2,681 GBP
Retailer 8£3,245 GBP
Retailer 3£3,404 GBP
Retailer 7£3,467 GBP
Retailer 6£3,494 GBP
Retailer 9£3,582 GBP
Retailer 4£3,713 GBP
Retailer 5£3,713 GBP
Jared£3,833 GBP

45 data points across 9 retailers

9 retailers£2,681 GBP to £3,833 GBP

A
Cheapest Retailer
-
£2,681 GBP
B+
Retailer 2
-
£3,245 GBP
View
A
Retailer 3
-
£3,404 GBP
View
B+
Retailer 4
-
£3,467 GBP
View
B+
Retailer 5
-
£3,494 GBP
View
B+
Retailer 6
-
£3,582 GBP
View
B+
Retailer 7
-
£3,713 GBP
View
B+
Retailer 8
-
£3,713 GBP
View
Most Expensive
B+
Jared
160173316 · Nov 4
£3,833 GBP
$5,130 USD
View
8 more retailers have this diamond
Prices start from £2,681 GBPSave up to £1,152 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
£2,681 GBP