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Radiant|Lab Grown|IGI

1.05ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG756541024

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

Certificate IGI LG756541024

Diamond specifications and retailer prices

From £137 GBP
$183 USD
As of October 30, 2026
Save £1,177 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,314 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct 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 LG756541024 or 756541024. Listed at 13 retailers as of October 30, 2026, with prices from £137 to £1,314, a £1,177 spread on the same certified stone. Do Amore Diamonds lists it at £1,314. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756541024
Dimensions7.13 × 4.98 × 3.48 mm
L/W Ratio1.43
Culet sizePointed
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
7.13 mm4.98 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756541024
Side View
Table 63.0%Crown 45.2°Girdle: MediumPavilion 37.8°Culet: NoneDepth 69.9%

Caratlytics Score

How it works →
A+
Exceptional
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: £1,314 GBP|Low: £100 GBP|High: £1,888 GBP|Avg: £622 GBP|-1.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 3£137 GBP
Retailer 5£140 GBP
Retailer 13£159 GBP
Retailer 12£300 GBP
Retailer 11£349 GBP
Retailer 7£458 GBP
Retailer 10£483 GBP
Retailer 4£602 GBP
Retailer 8£604 GBP
Retailer 6£881 GBP
Retailer 9£966 GBP
Retailer 2£993 GBP
Do Amore Diamonds£1,314 GBP

33 data points across 13 retailers

13 retailers£137 GBP to £1,314 GBP

A+
Cheapest Retailer
-
£137 GBP
$183 USD
A
Retailer 2
-
£140 GBP
$188 USD
View
Final sale: no returns
A
Retailer 3
-
£159 GBP
$213 USD
View
A
Retailer 4
-
£300 GBP
$402 USD
View
A
Retailer 5
-
£349 GBP
$468 USD
View
B+
Retailer 6
-
£458 GBP
A$944 AUD
View
B+
Retailer 7
-
£483 GBP
$647 USD
View
B+
Retailer 8
-
£602 GBP
$807 USD
View
B+
Retailer 9
-
£604 GBP
$809 USD
View
B
Retailer 10
-
£881 GBP
View
Retailer 11
-
£966 GBP
$1,295 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
£993 GBP
$1,330 USD
View
Most Expensive
B
Do Amore Diamonds
27-F8C74EC05 · Oct 30
£1,314 GBP
$1,760 USD
View
12 more retailers have this diamond
Prices start from £137 GBPSave up to £1,177 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+
1.05ct Radiant
£137 GBP