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Princess|Lab Grown|IGI

1.53ct G SI1 Princess Lab Grown Diamond

GD • G/SI1 • IGI LG514250434

Shape and cutting style on the report: Princess cut

Certificate IGI LG514250434

Diamond specifications and retailer prices

From £291 GBP
As of November 5, 2026
Save £1,470 GBP (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,761 GBP at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown princess diamond

This 1.53ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG514250434 or 514250434. Listed at 11 retailers as of November 5, 2026, with prices from £291 to £1,761, a £1,470 spread on the same certified stone. Do Amore Diamonds lists it at £1,761. 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

1.53
Carat
G
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514250434
Dimensions6.31 × 6.21 × 4.39 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.31 mm6.21 mm1.53 ctG / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514250434
Side View
Table 70.5%Crown 40.6°Girdle: MediumPavilion 38.1°Culet: NoneDepth 70.7%

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: Nov 5
Current: £1,761 GBP|Low: £291 GBP|High: £1,761 GBP|Avg: £684 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5£291 GBP
Retailer 6£383 GBP
Retailer 2£438 GBP
Retailer 8£620 GBP
Retailer 7£624 GBP
Retailer 4£735 GBP
Retailer 9£800 GBP
Retailer 3£1,005 GBP
Do Amore Diamonds£1,761 GBP

36 data points across 9 retailers

11 retailers£291 GBP to £1,761 GBP

Retailer 1
-
£145 GBP
Price last confirmed 45 days ago
Retailer 2
-
£178 GBP
View
Price last confirmed 44 days ago
B+
Retailer 3
-
£291 GBP
View
B+
Retailer 4
-
£383 GBP
View
B
Retailer 5
-
£438 GBP
View
B
Retailer 6
-
£620 GBP
View
Retailer 7
-
£624 GBP
View
Price last confirmed 23 days ago
B
Retailer 8
-
£735 GBP
View
B
Retailer 9
-
£800 GBP
View
C
Retailer 10
-
£1,005 GBP
View
Most Expensive
C
Do Amore Diamonds
27-4F705FCC2 · Nov 6
£1,761 GBP
$2,370 USD
View
10 more retailers have this diamond
Prices start from £291 GBPSave up to £1,470 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+
1.53ct Princess
£291 GBP