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Princess|Lab Grown|IGI

1.28ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG586382290

Shape and cutting style on the report: Princess cut

Certificate IGI LG586382290

Diamond specifications and retailer prices

From £154 GBP
$207 USD
As of October 30, 2026
Save £1,331 GBP (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,485 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown princess diamond

This 1.28ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG586382290 or 586382290. Listed at 9 retailers as of October 30, 2026, with prices from £154 to £1,485, a £1,331 spread on the same certified stone. Do Amore Diamonds lists it at £1,485. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586382290
Dimensions6.00 × 5.96 × 4.22 mm
L/W Ratio1.01
Culet sizeNone
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
6.00 mm5.96 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG586382290
Side View
Table 70.0%Crown 41°Girdle: MediumPavilion 38.6°Culet: NoneDepth 70.8%

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: Oct 30
Current: £1,485 GBP|Low: £154 GBP|High: £1,485 GBP|Avg: £706 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 5£154 GBP
Retailer 6£331 GBP
Retailer 2£517 GBP
Retailer 4£619 GBP
Retailer 3£850 GBP
Do Amore Diamonds£1,485 GBP

13 data points across 6 retailers

9 retailers£154 GBP to £1,485 GBP

A
Cheapest Retailer
-
£154 GBP
$207 USD
A
Retailer 2
-
£180 GBP
$241 USD
View
A
Retailer 3
-
£331 GBP
$444 USD
View
B+
Retailer 4
-
£429 GBP
$575 USD
View
B+
Retailer 5
-
£517 GBP
A$1,066 AUD
View
B
Retailer 6
-
£619 GBP
$830 USD
View
B
Retailer 7
-
£681 GBP
$913 USD
View
B
Retailer 8
-
£850 GBP
View
Most Expensive
B
Do Amore Diamonds
27-D17B4E5B6 · Oct 31
£1,485 GBP
$1,990 USD
View
8 more retailers have this diamond
Prices start from £154 GBPSave up to £1,331 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
1.28ct Princess
£154 GBP