Radiant|Lab Grown|IGI

1.23ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG530293406

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

Certificate IGI LG530293406

Diamond specifications and retailer prices

From £671 GBP
$900 USD
As of November 2, 2026
Save £602 GBP (47%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,372 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct 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 LG530293406 or 530293406. Listed at 14 retailers as of November 1, 2026, with a 90% 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

1.23
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530293406
Dimensions7.35 × 5.37 × 3.52 mm
L/W Ratio1.37
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
7.35 mm5.37 mm1.23 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530293406
Side View
Table 61.0%Crown 39.2°Girdle: MED-STKPavilion 31°Culet: NoneDepth 65.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £1,224 GBP|Low: £657 GBP|High: £2,730 GBP|Avg: £1,314 GBP|+0.4%
Retailer 1
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£671 GBP
Retailer 7£685 GBP
Retailer 12£745 GBP
Retailer 2£767 GBP
Retailer 9£794 GBP
Retailer 4£924 GBP
Retailer 1£1,224 GBP
Retailer 10£1,273 GBP
Retailer 6£1,768 GBP
Retailer 3£2,192 GBP
Retailer 11£2,234 GBP
Retailer 5£2,694 GBP

42 data points across 12 retailers

14 retailers£671 GBP to £1,273 GBP

B
Cheapest Retailer
-
£671 GBP
$900 USD
B
Retailer 2
-
£685 GBP
$919 USD
View
B
Retailer 3
-
£745 GBP
$1,000 USD
View
B
Retailer 4
-
£767 GBP
$1,029 USD
View
Final sale: no returns
Retailer 5
-
£794 GBP
$1,066 USD
View
Price last confirmed 17 days ago
B
Retailer 6
-
£794 GBP
$1,066 USD
View
B
Retailer 7
-
£924 GBP
$1,240 USD
View
B
Retailer 8
-
£1,224 GBP
View
B
Retailer 9
-
£1,273 GBP
$1,708 USD
View
Retailer 10
-
£1,768 GBP
$2,372 USD
View
Price under review
Retailer 11
-
£2,192 GBP
View
Price under review
Retailer 12
-
£2,234 GBP
$2,998 USD
View
Price under review
Most Expensive
Reve Diamonds
DD8DAECF7 · Nov 1
£2,372 GBP
$3,184 USD
View
Price under review
12 more retailers have this diamond
Prices start from £671 GBPSave up to £602 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
1.23ct Radiant
£671 GBP