Princess|Lab Grown|IGI

1.54ct F FL Princess Lab Grown Diamond

ID • F/FL • IGI LG818657614

Shape and cutting style on the report: Princess cut

Certificate IGI LG818657614

Diamond specifications and retailer prices

From £667 GBP
As of November 4, 2026
Save £1,940 GBP (74%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £2,607 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown princess diamond

This 1.54ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818657614 or 818657614. Listed at 24 retailers as of October 29, 2026, with prices from £667 to £2,607, a £1,940 spread on the same certified stone. MOH London lists it at £2,607. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle43.1°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818657614
Dimensions6.27 × 6.20 × 4.35 mm
L/W Ratio1.01
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.27 mm6.20 mm1.54 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI LG818657614
Side View
Table 67.0%Crown 43.1°Girdle: MED-STKPavilion 36.3°Culet: NoneDepth 70.2%

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 4
Current: £2,607 GBP|Low: £655 GBP|High: £2,742 GBP|Avg: £1,395 GBP|-3.8%
MOH London
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
Retailer 19
Retailer 20
November 4, 2026
Retailer 4£667 GBP
Retailer 9£682 GBP
Retailer 12£742 GBP
Retailer 10£791 GBP
Retailer 11£791 GBP
Retailer 15£824 GBP
Retailer 3£903 GBP
Retailer 7£923 GBP
Retailer 6£1,040 GBP
Retailer 14£1,051 GBP
Retailer 19£1,102 GBP
Retailer 16£1,271 GBP
Retailer 17£1,487 GBP
Retailer 5£1,766 GBP
Retailer 18£1,924 GBP
Retailer 13£2,130 GBP
Retailer 2£2,171 GBP
Retailer 8£2,263 GBP
Retailer 20£2,318 GBP
MOH London£2,607 GBP

36 data points across 20 retailers

24 retailers£667 GBP to £2,607 GBP

A
Cheapest Retailer
-
£667 GBP
Final sale: no returns
Retailer 2
-
£682 GBP
View
Price last confirmed 24 days ago
Retailer 3
-
£682 GBP
View
Price last confirmed 43 days ago
Retailer 4
-
£742 GBP
View
Price last confirmed 42 days ago
Retailer 5
-
£780 GBP
View
Price last confirmed 40 days ago
Retailer 6
-
£791 GBP
View
Price last confirmed 32 days ago
Retailer 7
-
£791 GBP
View
Price last confirmed 23 days ago
A
Retailer 8
-
£824 GBP
View
A
Retailer 9
-
£903 GBP
View
A
Retailer 10
-
£923 GBP
View
A
Retailer 11
-
£1,040 GBP
View
A
Retailer 12
-
£1,051 GBP
View
B+
Retailer 13
-
£1,102 GBP
View
B+
Retailer 14
-
£1,271 GBP
View
B+
Retailer 15
-
£1,487 GBP
View
B
Retailer 16
-
£1,766 GBP
View
B
Retailer 17
-
£1,924 GBP
View
B
Retailer 18
-
£2,130 GBP
View
B
Retailer 19
-
£2,171 GBP
View
Retailer 20
-
£2,182 GBP
View
Price last confirmed 10 days ago
Retailer 21
-
£2,224 GBP
View
Price last confirmed 35 days ago
B
Retailer 22
-
£2,263 GBP
View
B
Retailer 23
-
£2,318 GBP
View
Most Expensive
B
MOH London
LG818657614 · Oct 29
£2,607 GBP
View
23 more retailers have this diamond
Prices start from £667 GBPSave up to £1,940 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
1.54ct Princess
£667 GBP