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Radiant|Lab Grown|IGI

1.58ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG792667674

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG792667674

Diamond specifications and retailer prices

From £822 GBP
$1,101 USD
As of October 30, 2026
Save £2,511 GBP (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,333 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 1.58ct lab-grown radiant diamond

This 1.58ct lab-grown radiant 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 LG792667674 or 792667674. Listed at 21 retailers as of October 30, 2026, with prices from £822 to £3,333, a £2,511 spread on the same certified stone. Taylor and Hart lists it at £3,333. 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 angle45.3°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792667674
Dimensions8.28 × 5.61 × 3.74 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.28 mm5.61 mm1.58 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792667674
Side View
Table 67.0%Crown 45.3°Girdle: Slightly ThickPavilion 31.7°Culet: NoneDepth 66.7%

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: £1,052 GBP|Low: £789 GBP|High: £3,194 GBP|Avg: £1,642 GBP|-1.0%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 3£822 GBP
Retailer 7£894 GBP
Retailer 4£919 GBP
Retailer 5£953 GBP
Retailer 8£953 GBP
Retailer 1£1,052 GBP
Retailer 13£1,082 GBP
Retailer 10£1,157 GBP
Retailer 14£1,364 GBP
Retailer 11£1,381 GBP
Retailer 15£1,672 GBP
Retailer 12£1,752 GBP
Retailer 6£1,787 GBP
Retailer 17£1,934 GBP
Retailer 2£2,760 GBP
Retailer 18£3,037 GBP
Retailer 16£3,080 GBP
Retailer 9£3,194 GBP

38 data points across 18 retailers

21 retailers£822 GBP to £3,333 GBP

A
Cheapest Retailer
-
£822 GBP
$1,101 USD
A
Retailer 2
-
£894 GBP
$1,198 USD
View
B+
Retailer 3
-
£919 GBP
$1,232 USD
View
Final sale: no returns
Retailer 4
-
£953 GBP
$1,277 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
£953 GBP
$1,277 USD
View
B+
Retailer 6
-
£1,025 GBP
$1,373 USD
View
B+
Retailer 7
-
£1,052 GBP
View
B+
Retailer 8
-
£1,082 GBP
$1,450 USD
View
B+
Retailer 9
-
£1,157 GBP
$1,550 USD
View
B+
Retailer 10
-
£1,364 GBP
$1,828 USD
View
B+
Retailer 11
-
£1,381 GBP
View
Retailer 12
-
£1,672 GBP
€2,134 EUR
View
Price last confirmed 7 days ago
B+
Retailer 13
-
£1,752 GBP
ZAR 37,932 ZAR
View
B
Retailer 14
-
£1,787 GBP
$2,394 USD
View
B
Retailer 15
-
£1,934 GBP
$2,591 USD
View
B
Retailer 16
-
£2,627 GBP
View
B
Retailer 17
-
£2,760 GBP
$3,698 USD
View
B
Retailer 18
-
£3,037 GBP
$4,069 USD
View
B
Retailer 19
-
£3,080 GBP
View
B
Retailer 20
-
£3,194 GBP
SGD 5,784 SGD
View
Most Expensive
B
Taylor and Hart
Q029TMF · Oct 30
£3,333 GBP
$4,466 USD
View
20 more retailers have this diamond
Prices start from £822 GBPSave up to £2,511 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 Radiant
£822 GBP