Radiant|Lab Grown|IGI

1.01ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG670458393

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

Certificate IGI LG670458393

Diamond specifications and retailer prices

From £189 GBP
$252 USD
As of October 30, 2026
Save £939 GBP (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,682 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.01ct lab-grown radiant diamond

This 1.01ct 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 LG670458393 or 670458393. Listed at 21 retailers as of October 30, 2026, with a 496% 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

1.01
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670458393
Dimensions4.97 × 4.97 × 7.56 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
4.97 mm4.97 mm1.01 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670458393
Side View
Table 67.0%Crown 39.9°Girdle: Slightly ThickPavilion 33.8°Culet: NoneDepth 63.2%

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: £456 GBP|Low: £182 GBP|High: £1,050 GBP|Avg: £451 GBP|+3.2%
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
October 30, 2026
Retailer 14£189 GBP
Retailer 7£211 GBP
Retailer 4£219 GBP
Retailer 5£234 GBP
Retailer 15£234 GBP
Retailer 2£328 GBP
Retailer 13£357 GBP
Retailer 10£445 GBP
Retailer 1£456 GBP
Retailer 6£474 GBP
Retailer 9£630 GBP
Retailer 11£639 GBP
Retailer 12£721 GBP
Retailer 3£832 GBP
Retailer 8£1,043 GBP

44 data points across 15 retailers

21 retailers£189 GBP to £1,129 GBP

A
Cheapest Retailer
-
£189 GBP
$252 USD
A
Retailer 2
-
£211 GBP
$281 USD
View
Final sale: no returns
A
Retailer 3
-
£219 GBP
$292 USD
View
A
Retailer 4
-
£234 GBP
$312 USD
View
A
Retailer 5
-
£234 GBP
$312 USD
View
A
Retailer 6
-
£258 GBP
$344 USD
View
A
Retailer 7
-
£328 GBP
$437 USD
View
B+
Retailer 8
-
£357 GBP
$475 USD
View
B+
Retailer 9
-
£445 GBP
ZAR 9,571 ZAR
View
B+
Retailer 10
-
£456 GBP
View
B+
Retailer 11
-
£474 GBP
$631 USD
View
B+
Retailer 12
-
£630 GBP
A$1,291 AUD
View
B
Retailer 13
-
£639 GBP
A$1,309 AUD
View
B
Retailer 14
-
£669 GBP
View
B
Retailer 15
-
£721 GBP
$960 USD
View
B
Retailer 16
-
£832 GBP
$1,108 USD
View
B
Retailer 17
-
£958 GBP
$1,275 USD
View
B
Retailer 18
-
£1,007 GBP
View
B
Retailer 19
-
£1,043 GBP
View
B
Retailer 20
-
£1,129 GBP
CA$2,087 CAD
View
Most Expensive
Do Amore Diamonds
27-C18408FAA · Oct 29
£1,682 GBP
$2,240 USD
View
Price under review
20 more retailers have this diamond
Prices start from £189 GBPSave up to £939 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
1.01ct Radiant
£189 GBP