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Radiant|Lab Grown|IGI

1.05ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG816612322

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

Certificate IGI LG816612322

Diamond specifications and retailer prices

From £125 GBP
$168 USD
As of October 30, 2026
Save £688 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £813 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816612322 or 816612322. Listed at 20 retailers as of October 30, 2026, with prices from £125 to £813, a £688 spread on the same certified stone. Reve Diamonds lists it at £813. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816612322
Dimensions7.31 × 4.98 × 3.18 mm
L/W Ratio1.47
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
7.31 mm4.98 mm1.05 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816612322
Side View
Table 69.0%Crown 42.9°Girdle: Slightly ThickPavilion 31°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
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: £275 GBP|Low: £140 GBP|High: £825 GBP|Avg: £403 GBP|+4.3%
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
Reve Diamonds
October 30, 2026
Retailer 8£140 GBP
Retailer 16£155 GBP
Retailer 6£209 GBP
Retailer 10£266 GBP
Retailer 13£269 GBP
Retailer 1£275 GBP
Retailer 5£319 GBP
Retailer 4£337 GBP
Retailer 12£378 GBP
Retailer 3£423 GBP
Retailer 2£499 GBP
Retailer 14£526 GBP
Retailer 11£539 GBP
Retailer 7£539 GBP
Retailer 15£601 GBP
Retailer 9£729 GBP
Reve Diamonds£813 GBP

45 data points across 17 retailers

20 retailers£125 GBP to £813 GBP

A
Cheapest Retailer
-
£125 GBP
$168 USD
A
Retailer 2
-
£140 GBP
$188 USD
View
Final sale: no returns
A
Retailer 3
-
£145 GBP
$194 USD
View
A
Retailer 4
-
£155 GBP
$208 USD
View
A
Retailer 5
-
£155 GBP
$208 USD
View
B+
Retailer 6
-
£209 GBP
$280 USD
View
A
Retailer 7
-
£266 GBP
ZAR 5,762 ZAR
View
Retailer 8
-
£269 GBP
€343 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
£275 GBP
View
A
Retailer 10
-
£319 GBP
$428 USD
View
B+
Retailer 11
-
£337 GBP
$451 USD
View
B+
Retailer 12
-
£378 GBP
A$779 AUD
View
B+
Retailer 13
-
£423 GBP
SGD 766 SGD
View
B+
Retailer 14
-
£499 GBP
$668 USD
View
B
Retailer 15
-
£526 GBP
$705 USD
View
B+
Retailer 16
-
£539 GBP
A$1,111 AUD
View
B+
Retailer 17
-
£539 GBP
$723 USD
View
Retailer 18
-
£601 GBP
$805 USD
View
Price last confirmed 15 days ago
B
Retailer 19
-
£729 GBP
View
Most Expensive
B
Reve Diamonds
5A01510AC · Oct 30
£813 GBP
$1,090 USD
View
19 more retailers have this diamond
Prices start from £125 GBPSave up to £688 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
£125 GBP