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Princess|Natural|GIA

1.50ct H SI2 Princess Natural Diamond

ID • H/SI2 • GIA 5556676298

Certificate GIA 5556676298

Diamond specifications and retailer prices

From £2,178 GBP
HK$22,800 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: £5,891 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 5556676298. Listed at 17 retailers as of October 28, 2026, with prices from £2,178 to £5,891, a £3,713 spread on the same certified stone. Queensmith lists it at £5,891. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556676298
Dimensions6.35 × 6.23 × 4.48 mm
L/W Ratio1.02
Girdle conditionPolished
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Cloud, Feather, Knot, Needle, Indented Natural
Top View
6.35 mm6.23 mm1.50 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5556676298
Side View
Table 71.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 72.0%

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: £5,891 GBP|Low: £2,159 GBP|High: £5,891 GBP|Avg: £3,196 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£2,178 GBP
Retailer 2£2,322 GBP
Retailer 3£2,605 GBP
Retailer 4£2,658 GBP
Retailer 7£2,740 GBP
Retailer 11£2,790 GBP
Retailer 10£2,827 GBP
Retailer 9£2,880 GBP
Retailer 17£2,880 GBP
Retailer 13£2,922 GBP
Retailer 16£2,989 GBP
Retailer 18£2,991 GBP
Retailer 8£3,015 GBP
Retailer 6£3,323 GBP
Retailer 15£3,372 GBP
Retailer 12£4,816 GBP
Retailer 5£5,018 GBP
Queensmith£5,891 GBP

8 data points across 18 retailers

17 retailers£2,178 GBP to £5,891 GBP

A
Cheapest Retailer
-
£2,178 GBP
HK$22,800 HKD
A
Retailer 2
-
£2,322 GBP
₹296,280 INR
View
A
Retailer 3
-
£2,605 GBP
$3,490 USD
View
A
Retailer 4
-
£2,658 GBP
$3,562 USD
View
Final sale: no returns
A
Retailer 5
-
£2,740 GBP
SGD 4,961 SGD
View
A
Retailer 6
-
£2,790 GBP
View
A
Retailer 7
-
£2,827 GBP
A$5,828 AUD
View
A
Retailer 8
-
£2,880 GBP
$3,859 USD
View
A
Retailer 9
-
£2,922 GBP
View
A
Retailer 10
-
£2,989 GBP
$4,005 USD
View
A
Retailer 11
-
£2,991 GBP
$4,007 USD
View
A
Retailer 12
-
£3,015 GBP
$4,040 USD
View
B+
Retailer 13
-
£3,323 GBP
$4,453 USD
View
B+
Retailer 14
-
£3,372 GBP
€4,303 EUR
View
B+
Retailer 15
-
£4,816 GBP
View
B
Retailer 16
-
£5,018 GBP
$6,723 USD
View
Most Expensive
B
Queensmith
5556676298 · Oct 28
£5,891 GBP
View
16 more retailers have this diamond
Prices start from £2,178 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
£2,178 GBP