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Princess|Natural|GIA

1.50ct H SI2 Princess Natural Diamond

EX • H/SI2 • GIA 6552518568

Certificate GIA 6552518568

Diamond specifications and retailer prices

From £2,140 GBP
HK$22,400 HKD
As of November 1, 2026
Save £3,713 GBP (63%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £5,853 GBP at Queensmith · As of October 28, 2026
View at Queensmith

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552518568. Listed at 17 retailers as of October 28, 2026, with prices from £2,140 to £5,853, a £3,713 spread on the same certified stone. Queensmith lists it at £5,853. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552518568
Dimensions6.19 × 6.11 × 4.26 mm
L/W Ratio1.01
Girdle conditionPolished
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
6.19 mm6.11 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552518568
Side View
Table 71.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 69.7%

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 1
Current: £5,853 GBP|Low: £2,121 GBP|High: £5,853 GBP|Avg: £3,229 GBP|+3.2%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 14£2,140 GBP
Retailer 2£2,289 GBP
Retailer 3£2,570 GBP
Retailer 4£2,619 GBP
Retailer 8£2,699 GBP
Retailer 11£2,749 GBP
Retailer 10£2,784 GBP
Retailer 9£2,838 GBP
Retailer 17£2,838 GBP
Retailer 18£2,947 GBP
Retailer 16£2,947 GBP
Retailer 13£2,966 GBP
Retailer 7£3,032 GBP
Retailer 6£3,274 GBP
Retailer 15£3,323 GBP
Retailer 12£4,746 GBP
Retailer 5£4,944 GBP
Queensmith£5,853 GBP

8 data points across 18 retailers

17 retailers£2,140 GBP to £5,853 GBP

A
Cheapest Retailer
-
£2,140 GBP
HK$22,400 HKD
A
Retailer 2
-
£2,289 GBP
₹292,101 INR
View
A
Retailer 3
-
£2,570 GBP
$3,443 USD
View
A
Retailer 4
-
£2,619 GBP
$3,509 USD
View
Final sale: no returns
A
Retailer 5
-
£2,699 GBP
SGD 4,887 SGD
View
A
Retailer 6
-
£2,749 GBP
View
A
Retailer 7
-
£2,784 GBP
A$5,738 AUD
View
A
Retailer 8
-
£2,838 GBP
$3,802 USD
View
A
Retailer 9
-
£2,947 GBP
$3,948 USD
View
A
Retailer 10
-
£2,947 GBP
$3,949 USD
View
A
Retailer 11
-
£2,966 GBP
View
A
Retailer 12
-
£3,032 GBP
$4,063 USD
View
B+
Retailer 13
-
£3,274 GBP
$4,387 USD
View
B+
Retailer 14
-
£3,323 GBP
€4,240 EUR
View
B+
Retailer 15
-
£4,746 GBP
View
B
Retailer 16
-
£4,944 GBP
$6,624 USD
View
Most Expensive
B
Queensmith
6552518568 · Oct 28
£5,853 GBP
View
16 more retailers have this diamond
Prices start from £2,140 GBPSave up to £3,713 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
£2,140 GBP