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Radiant|Lab Grown|IGI

1.18ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG713524350

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

Certificate IGI LG713524350

Diamond specifications and retailer prices

From £207 GBP
As of November 4, 2026
Save £1,852 GBP (90%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: £2,059 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.18ct lab-grown radiant diamond

This 1.18ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG713524350 or 713524350. Listed at 27 retailers as of November 4, 2026, with prices from £207 to £2,059, a £1,852 spread on the same certified stone. Brilliant Earth lists it at £2,059. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713524350
Dimensions7.66 × 4.99 × 3.51 mm
L/W Ratio1.54
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.66 mm4.99 mm1.18 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713524350
Side View
Table 63.0%Crown 45.3°Girdle: Slightly ThickPavilion 33.3°Culet: NoneDepth 70.3%

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: Nov 4
Current: £2,059 GBP|Low: £207 GBP|High: £2,059 GBP|Avg: £657 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
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Retailer 12
Retailer 13
Retailer 14
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Retailer 20
November 4, 2026
Retailer 4£207 GBP
Retailer 10£256 GBP
Retailer 20£311 GBP
Retailer 13£348 GBP
Retailer 17£376 GBP
Retailer 15£397 GBP
Retailer 6£416 GBP
Retailer 2£433 GBP
Retailer 9£481 GBP
Retailer 7£545 GBP
Retailer 14£564 GBP
Retailer 18£575 GBP
Retailer 11£744 GBP
Retailer 8£778 GBP
Retailer 12£809 GBP
Retailer 3£879 GBP
Retailer 16£922 GBP
Retailer 5£1,004 GBP
Retailer 19£1,033 GBP
Brilliant Earth£2,059 GBP

36 data points across 20 retailers

27 retailers£207 GBP to £2,059 GBP

Retailer 1
-
£186 GBP
Price last confirmed 18 days ago
A
Retailer 2
-
£207 GBP
View
Final sale: no returns
Retailer 3
-
£216 GBP
View
Price last confirmed 21 days ago
Retailer 4
-
£230 GBP
View
Price last confirmed 19 days ago
Retailer 5
-
£230 GBP
View
Price last confirmed 32 days ago
A
Retailer 6
-
£256 GBP
View
A
Retailer 7
-
£311 GBP
View
A
Retailer 8
-
£348 GBP
View
A
Retailer 9
-
£376 GBP
View
A
Retailer 10
-
£397 GBP
View
A
Retailer 11
-
£416 GBP
View
A
Retailer 12
-
£433 GBP
View
A
Retailer 13
-
£481 GBP
View
B+
Retailer 14
-
£545 GBP
View
B+
Retailer 15
-
£564 GBP
View
B+
Retailer 16
-
£575 GBP
View
Retailer 17
-
£581 GBP
View
Price last confirmed 9 days ago
Retailer 18
-
£740 GBP
View
Price last confirmed 19 days ago
B+
Retailer 19
-
£744 GBP
View
B+
Retailer 20
-
£778 GBP
View
B+
Retailer 21
-
£807 GBP
View
Retailer 22
-
£879 GBP
View
Price last confirmed 27 days ago
B+
Retailer 23
-
£922 GBP
View
Retailer 24
-
£988 GBP
View
Price last confirmed 65 days ago
B
Retailer 25
-
£1,004 GBP
View
Retailer 26
-
£1,033 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
14550639A · Nov 4
£2,059 GBP
$2,780 USD
View
26 more retailers have this diamond
Prices start from £207 GBPSave up to £1,852 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
1.18ct Radiant
£207 GBP