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Radiant|Lab Grown|IGI

1.36ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG836620718

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

Certificate IGI LG836620718

Diamond specifications and retailer prices

From £254 GBP
$340 USD
As of October 30, 2026
Save £1,575 GBP (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,060 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.36ct lab-grown radiant diamond

This 1.36ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836620718 or 836620718. Listed at 18 retailers as of October 30, 2026, with a 621% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.36
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620718
Dimensions7.92 × 5.55 × 3.77 mm
L/W Ratio1.43
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
7.92 mm5.55 mm1.36 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620718
Side View
Table 68.0%Crown 40.3°Girdle: Slightly ThickPavilion 38.2°Culet: NoneDepth 67.9%

Caratlytics Score

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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: £2,060 GBP|Low: £254 GBP|High: £2,366 GBP|Avg: £890 GBP|-1.6%
Rare Carat
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
October 30, 2026
Retailer 11£254 GBP
Retailer 7£364 GBP
Retailer 3£384 GBP
Retailer 13£437 GBP
Retailer 9£457 GBP
Retailer 8£469 GBP
Retailer 4£492 GBP
Retailer 15£731 GBP
Retailer 12£816 GBP
Retailer 14£891 GBP
Retailer 6£976 GBP
Retailer 10£1,067 GBP
Retailer 5£1,101 GBP
Retailer 2£1,829 GBP
Rare Carat£2,060 GBP

26 data points across 15 retailers

18 retailers£254 GBP to £1,829 GBP

A
Cheapest Retailer
-
£254 GBP
$340 USD
Final sale: no returns
Retailer 2
-
£282 GBP
$378 USD
View
Price last confirmed 28 days ago
Retailer 3
-
£329 GBP
$441 USD
View
Price last confirmed 33 days ago
Retailer 4
-
£364 GBP
$488 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
£384 GBP
$515 USD
View
A
Retailer 6
-
£437 GBP
$586 USD
View
A
Retailer 7
-
£457 GBP
ZAR 9,888 ZAR
View
A
Retailer 8
-
£469 GBP
View
A
Retailer 9
-
£492 GBP
€628 EUR
View
B+
Retailer 10
-
£731 GBP
$979 USD
View
B+
Retailer 11
-
£816 GBP
$1,094 USD
View
B+
Retailer 12
-
£891 GBP
$1,194 USD
View
B+
Retailer 13
-
£976 GBP
SGD 1,768 SGD
View
B
Retailer 14
-
£1,067 GBP
View
B
Retailer 15
-
£1,101 GBP
$1,475 USD
View
Retailer 16
-
£1,170 GBP
$1,568 USD
View
Price last confirmed 29 days ago
B
Retailer 17
-
£1,829 GBP
$2,450 USD
View
Most Expensive
Rare Carat
PD-243033 · Oct 18
£2,060 GBP
$2,760 USD
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from £254 GBPSave up to £1,575 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
1.36ct Radiant
£254 GBP