Radiant|Lab Grown|IGI

1.00ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG653453285

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

Certificate IGI LG653453285

Diamond specifications and retailer prices

From £138 GBP
$185 USD
As of October 30, 2026
Save £717 GBP (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £855 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG653453285 or 653453285. Listed at 17 retailers as of October 30, 2026, with prices from £138 to £855, a £717 spread on the same certified stone. Reve Diamonds lists it at £855. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.2°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653453285
Dimensions5.63 × 5.30 × 3.42 mm
L/W Ratio1.06
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.63 mm5.30 mm1.00 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG653453285
Side View
Table 68.0%Crown 43.2°Girdle: STK-THKPavilion 30.2°Culet: NoneDepth 64.5%

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: £318 GBP|Low: £133 GBP|High: £810 GBP|Avg: £317 GBP|+6.6%
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
October 31, 2026
Retailer 11£138 GBP
Retailer 4£154 GBP
Retailer 2£160 GBP
Retailer 3£171 GBP
Retailer 12£171 GBP
Retailer 5£233 GBP
Retailer 8£294 GBP
Retailer 6£310 GBP
Retailer 1£318 GBP
Retailer 9£418 GBP
Retailer 10£440 GBP
Retailer 13£551 GBP
Retailer 7£805 GBP

43 data points across 13 retailers

17 retailers£138 GBP to £855 GBP

A
Cheapest Retailer
-
£138 GBP
$185 USD
A
Retailer 2
-
£154 GBP
$207 USD
View
Final sale: no returns
A
Retailer 3
-
£160 GBP
$215 USD
View
A
Retailer 4
-
£171 GBP
$229 USD
View
A
Retailer 5
-
£171 GBP
$229 USD
View
A
Retailer 6
-
£202 GBP
$271 USD
View
A
Retailer 7
-
£233 GBP
$312 USD
View
A
Retailer 8
-
£294 GBP
ZAR 6,365 ZAR
View
A
Retailer 9
-
£310 GBP
View
B+
Retailer 10
-
£318 GBP
€406 EUR
View
Retailer 11
-
£418 GBP
$560 USD
View
Price last confirmed 34 days ago
B+
Retailer 12
-
£418 GBP
$560 USD
View
B+
Retailer 13
-
£440 GBP
$589 USD
View
B
Retailer 14
-
£551 GBP
$738 USD
View
B
Retailer 15
-
£591 GBP
$792 USD
View
B
Retailer 16
-
£805 GBP
View
Most Expensive
B
Reve Diamonds
72148C312 · Oct 30
£855 GBP
$1,146 USD
View
16 more retailers have this diamond
Prices start from £138 GBPSave up to £717 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
1.00ct Radiant
£138 GBP