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Radiant|Lab Grown|IGI

1.05ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG627461478

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

Certificate IGI LG627461478

Diamond specifications and retailer prices

From £120 GBP
As of November 4, 2026
Save £1,036 GBP (90%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: £1,156 GBP at Do Amore Diamonds · As of November 4, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG627461478 or 627461478. Listed at 28 retailers as of November 4, 2026, with prices from £120 to £1,156, a £1,036 spread on the same certified stone. Do Amore Diamonds lists it at £1,156. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627461478
Dimensions4.98 × 4.98 × 3.29 mm
L/W Ratio1.00
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
4.98 mm4.98 mm1.05 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627461478
Side View
Table 62.0%Crown 32.2°Girdle: MediumPavilion 33.7°Culet: NoneDepth 66.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £292 GBP|Low: £120 GBP|High: £798 GBP|Avg: £392 GBP|+3.4%
Retailer 1
Retailer 2
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Retailer 11
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Retailer 17
November 4, 2026
Retailer 2£120 GBP
Retailer 8£135 GBP
Retailer 4£139 GBP
Retailer 6£147 GBP
Retailer 3£233 GBP
Retailer 11£283 GBP
Retailer 13£284 GBP
Retailer 1£292 GBP
Retailer 7£331 GBP
Retailer 9£344 GBP
Retailer 10£401 GBP
Retailer 17£506 GBP
Retailer 15£602 GBP
Retailer 14£701 GBP
Retailer 16£701 GBP
Retailer 5£730 GBP
Retailer 12£770 GBP

45 data points across 17 retailers

28 retailers£120 GBP to £1,156 GBP

A
Cheapest Retailer
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£120 GBP
A
Retailer 2
-
£135 GBP
View
Final sale: no returns
Retailer 3
-
£139 GBP
View
Price last confirmed 38 days ago
Retailer 4
-
£147 GBP
View
Price last confirmed 36 days ago
Retailer 5
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£149 GBP
View
Price last confirmed 32 days ago
B+
Retailer 6
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£233 GBP
View
A
Retailer 7
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£248 GBP
View
A
Retailer 8
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£259 GBP
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A
Retailer 9
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£283 GBP
View
A
Retailer 10
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£284 GBP
View
A
Retailer 11
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£292 GBP
View
A
Retailer 12
-
£331 GBP
View
A
Retailer 13
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£344 GBP
View
B+
Retailer 14
-
£401 GBP
View
B+
Retailer 15
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£500 GBP
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B+
Retailer 16
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£506 GBP
View
B+
Retailer 17
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£529 GBP
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Retailer 18
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£529 GBP
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Price last confirmed 25 days ago
Retailer 19
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£529 GBP
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Price last confirmed 35 days ago
B
Retailer 20
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£596 GBP
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Retailer 21
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£602 GBP
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Price last confirmed 8 days ago
B
Retailer 22
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£658 GBP
View
Retailer 23
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£701 GBP
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Price last confirmed 17 days ago
B
Retailer 24
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£701 GBP
View
B
Retailer 25
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£730 GBP
View
B
Retailer 26
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£770 GBP
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B
Retailer 27
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£799 GBP
View
Most Expensive
B
Do Amore Diamonds
27-910491652 · Nov 4
£1,156 GBP
$1,550 USD
View
27 more retailers have this diamond
Prices start from £120 GBPSave up to £1,036 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
£120 GBP