Princess|Lab Grown|GCAL

1.50ct H SI1 Princess Lab Grown Diamond

VG • H/SI1

Diamond specifications and retailer prices

From £162 GBP
$217 USD
As of October 31, 2026
Save £811 GBP (83%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £973 GBP at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 1.5ct lab-grown princess diamond

This 1.5ct lab-grown princess sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL. Listed at 5 retailers as of October 30, 2026, with prices from £162 to £973, a £811 spread on the same certified stone. Diamond Exchange Canada lists it at £973. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions6.28 × 6.13 × 4.11 mm
L/W Ratio1.02
Top View
6.28 mm6.13 mm1.50 ctH / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 74.0%CrownGirdle: Very ThickPavilionCuletDepth 67.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £973 GBP|Low: £129 GBP|High: £973 GBP|Avg: £362 GBP
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
October 20, 2026
Retailer 3£129 GBP
Retailer 4£158 GBP
Retailer 2£162 GBP
Diamond Exchange Canada£973 GBP

6 data points across 4 retailers

5 retailers£162 GBP to £973 GBP

Retailer 1
-
£129 GBP
$173 USD
Price last confirmed 39 days ago
Retailer 2
-
£150 GBP
$201 USD
View
Price last confirmed 37 days ago
Retailer 3
-
£158 GBP
$212 USD
View
Price last confirmed 38 days ago
B+
Retailer 4
-
£162 GBP
$217 USD
View
Most Expensive
B
Diamond Exchange Canada
1986532109 · Oct 30
£973 GBP
CA$1,810 CAD
View
4 more retailers have this diamond
Prices start from £162 GBPSave up to £811 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.

B+
1.50ct Princess
£162 GBP