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Radiant|Lab Grown|IGI

1.25ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG538298170

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

Certificate IGI LG538298170

Diamond specifications and retailer prices

From £686 GBP
$920 USD
As of November 2, 2026
Save £607 GBP (47%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,226 GBP at Flawless Fine Jewelry · As of November 3, 2026
View at Flawless Fine Jewelry

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG538298170 or 538298170. Listed at 14 retailers as of November 1, 2026, with a 89% 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

1.25
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538298170
Dimensions7.46 × 5.13 × 3.63 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.46 mm5.13 mm1.25 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538298170
Side View
Table 65.0%Crown 45.1°Girdle: Slightly ThickPavilion 32.7°Culet: NoneDepth 70.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £2,226 GBP|Low: £668 GBP|High: £2,774 GBP|Avg: £1,335 GBP
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 8£686 GBP
Retailer 7£696 GBP
Retailer 12£757 GBP
Retailer 3£778 GBP
Retailer 9£807 GBP
Retailer 4£939 GBP
Retailer 2£1,243 GBP
Retailer 10£1,293 GBP
Retailer 6£1,795 GBP
Flawless Fine Jewelry£2,226 GBP
Retailer 11£2,269 GBP
Retailer 5£2,737 GBP

43 data points across 12 retailers

14 retailers£686 GBP to £1,293 GBP

B
Cheapest Retailer
-
£686 GBP
$920 USD
B+
Retailer 2
-
£696 GBP
$934 USD
View
B
Retailer 3
-
£757 GBP
$1,016 USD
View
B
Retailer 4
-
£778 GBP
$1,044 USD
View
Final sale: no returns
Retailer 5
-
£807 GBP
$1,083 USD
View
Price last confirmed 17 days ago
B
Retailer 6
-
£807 GBP
$1,083 USD
View
B
Retailer 7
-
£939 GBP
$1,260 USD
View
B
Retailer 8
-
£1,243 GBP
View
B
Retailer 9
-
£1,293 GBP
$1,735 USD
View
Retailer 10
-
£1,795 GBP
$2,409 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
08CE73875 · Nov 3
£2,226 GBP
View
Price under review
10 more retailers have this diamond
Prices start from £686 GBPSave up to £607 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.

B+
1.25ct Radiant
£686 GBP