Princess|Lab Grown|GCAL

1.01ct E SI1 Princess Lab Grown Diamond

VG • E/SI1

Diamond specifications and retailer prices

From £125 GBP
As of November 6, 2026
Save £567 GBP (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £692 GBP at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 1.01ct lab-grown princess diamond

This 1.01ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL. Listed at 8 retailers as of November 5, 2026, with prices from £125 to £692, a £567 spread on the same certified stone. Diamond Exchange Canada lists it at £692. 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

1.01
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions5.57 × 5.48 × 3.75 mm
L/W Ratio1.02
Top View
5.57 mm5.48 mm1.01 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 71.0%CrownGirdle: STK-THKPavilionCuletDepth 68.4%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £692 GBP|Low: £111 GBP|High: £692 GBP|Avg: £286 GBP
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 6£125 GBP
Retailer 2£145 GBP
Retailer 3£155 GBP
Retailer 4£155 GBP
Retailer 5£549 GBP
Diamond Exchange Canada£692 GBP

18 data points across 6 retailers

8 retailers£125 GBP to £692 GBP

B+
Cheapest Retailer
-
£125 GBP
Retailer 2
-
£139 GBP
View
Price last confirmed 24 days ago
Retailer 3
-
£143 GBP
View
Price last confirmed 42 days ago
B+
Retailer 4
-
£145 GBP
View
B+
Retailer 5
-
£155 GBP
View
Retailer 6
-
£155 GBP
View
Price last confirmed 12 days ago
C
Retailer 7
-
£549 GBP
View
Most Expensive
C
Diamond Exchange Canada
1986533114 · Nov 5
£692 GBP
CA$1,294 CAD
View
7 more retailers have this diamond
Prices start from £125 GBPSave up to £567 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+
1.01ct Princess
£125 GBP