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Princess|Lab Grown|IGI

1.58ct E FL Princess Lab Grown Diamond

ID • E/FL • IGI LG830623306

Shape and cutting style on the report: Princess cut

Certificate IGI LG830623306

Diamond specifications and retailer prices

From £870 GBP
$1,159 USD
As of October 30, 2026
Save £2,277 GBP (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,147 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 1.58ct lab-grown princess diamond

This 1.58ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830623306 or 830623306. Listed at 14 retailers as of October 30, 2026, with prices from £870 to £3,147, a £2,277 spread on the same certified stone. Taylor and Hart lists it at £3,147. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830623306
Dimensions6.21 × 6.21 × 4.49 mm
L/W Ratio1.00
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
6.21 mm6.21 mm1.58 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830623306
Side View
Table 67.0%Crown 45.7°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 72.3%

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: Oct 30
Current: £996 GBP|Low: £870 GBP|High: £3,147 GBP|Avg: £1,932 GBP|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
October 30, 2026
Retailer 3£870 GBP
Retailer 1£996 GBP
Retailer 13£1,015 GBP
Retailer 12£1,033 GBP
Retailer 6£1,305 GBP
Retailer 5£1,358 GBP
Retailer 7£1,441 GBP
Retailer 9£1,658 GBP
Retailer 4£2,321 GBP
Retailer 10£2,664 GBP
Retailer 11£2,898 GBP
Retailer 2£3,034 GBP
Retailer 8£3,075 GBP
Taylor and Hart£3,147 GBP

5 data points across 14 retailers

14 retailers£870 GBP to £3,147 GBP

A
Cheapest Retailer
-
£870 GBP
$1,159 USD
Final sale: no returns
A
Retailer 2
-
£996 GBP
View
A
Retailer 3
-
£1,015 GBP
$1,352 USD
View
A
Retailer 4
-
£1,033 GBP
$1,375 USD
View
A
Retailer 5
-
£1,305 GBP
View
B+
Retailer 6
-
£1,358 GBP
$1,808 USD
View
B+
Retailer 7
-
£1,441 GBP
€1,827 EUR
View
B+
Retailer 8
-
£1,658 GBP
ZAR 35,665 ZAR
View
B
Retailer 9
-
£2,321 GBP
$3,091 USD
View
B
Retailer 10
-
£2,664 GBP
$3,547 USD
View
B
Retailer 11
-
£2,898 GBP
$3,859 USD
View
B
Retailer 12
-
£3,034 GBP
$4,040 USD
View
B
Retailer 13
-
£3,075 GBP
View
Most Expensive
B
Taylor and Hart
OQIIEEF · Oct 30
£3,147 GBP
$4,191 USD
View
13 more retailers have this diamond
Prices start from £870 GBPSave up to £2,277 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
1.58ct Princess
£870 GBP