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Princess|Lab Grown|GCAL

1.04ct F SI1 Princess Lab Grown Diamond

EX • F/SI1 • GCAL 330900159

Shape and cutting style on the report: Princess

Certificate GCAL 330900159

Diamond specifications and retailer prices

From £126 GBP
As of November 6, 2026
Save £678 GBP (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £804 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.04ct lab-grown princess diamond

This 1.04ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 330900159. Listed at 14 retailers as of November 1, 2026, with prices from £126 to £804, a £678 spread on the same certified stone. MOH London lists it at £804. 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

1.04
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.5°
Pavilion angle38°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330900159
Dimensions5.59 × 5.51 × 3.83 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.59 mm5.51 mm1.04 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 330900159
Side View
Table 71.0%Crown 39.5°Girdle: THK-THKPavilion 38°Culet: NoneDepth 69.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £804 GBP|Low: £112 GBP|High: £808 GBP|Avg: £396 GBP|+7.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3£126 GBP
Retailer 8£156 GBP
Retailer 6£186 GBP
Retailer 9£232 GBP
Retailer 4£270 GBP
Retailer 2£402 GBP
Retailer 5£472 GBP
Retailer 10£553 GBP
Retailer 7£557 GBP
Retailer 11£681 GBP
MOH London£804 GBP

45 data points across 11 retailers

14 retailers£126 GBP to £804 GBP

Retailer 1
-
£117 GBP
Price last confirmed 45 days ago
A
Retailer 2
-
£126 GBP
View
Retailer 3
-
£136 GBP
View
Price last confirmed 44 days ago
Retailer 4
-
£143 GBP
View
Price last confirmed 44 days ago
A
Retailer 5
-
£156 GBP
View
A
Retailer 6
-
£186 GBP
View
A
Retailer 7
-
£232 GBP
View
B+
Retailer 8
-
£270 GBP
View
B
Retailer 9
-
£402 GBP
View
B
Retailer 10
-
£472 GBP
View
B
Retailer 11
-
£553 GBP
View
B
Retailer 12
-
£557 GBP
View
B
Retailer 13
-
£681 GBP
View
Most Expensive
B
MOH London
330900159 · Nov 1
£804 GBP
View
13 more retailers have this diamond
Prices start from £126 GBPSave up to £678 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
1.04ct Princess
£126 GBP