Radiant|Lab Grown|IGI

1.00ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG839651275

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

Certificate IGI LG839651275

Diamond specifications and retailer prices

From £181 GBP
$242 USD
As of November 1, 2026
Save £499 GBP (73%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £679 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839651275 or 839651275. Listed at 8 retailers as of October 31, 2026, with prices from £181 to £679, a £499 spread on the same certified stone. Brilliant Earth lists it at £679. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839651275
Dimensions7.37 × 4.93 × 3.23 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.37 mm4.93 mm1.00 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839651275
Side View
Table 68.0%Crown 41.2°Girdle: Slightly ThickPavilion 34.9°Culet: NoneDepth 65.5%

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: Nov 1
Current: £625 GBP|Low: £134 GBP|High: £632 GBP|Avg: £309 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4£134 GBP
Retailer 7£181 GBP
Retailer 2£228 GBP
Retailer 5£236 GBP
Retailer 3£254 GBP
Retailer 6£471 GBP
Retailer 1£625 GBP

34 data points across 7 retailers

8 retailers£181 GBP to £679 GBP

Retailer 1
-
£134 GBP
$179 USD
Price last confirmed 7 days ago
B+
Retailer 2
-
£181 GBP
$242 USD
View
A
Retailer 3
-
£228 GBP
View
A
Retailer 4
-
£236 GBP
$316 USD
View
A
Retailer 5
-
£254 GBP
View
Retailer 6
-
£471 GBP
$631 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
£625 GBP
View
Most Expensive
B
Brilliant Earth
22274855A · Oct 31
£679 GBP
$910 USD
View
7 more retailers have this diamond
Prices start from £181 GBPSave up to £499 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
£181 GBP