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Radiant|Lab Grown|IGI

1.11ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG512205175

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

Certificate IGI LG512205175

Diamond specifications and retailer prices

From £546 GBP
$732 USD
As of October 30, 2026
Save £1,014 GBP (65%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,968 GBP at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.11ct lab-grown radiant diamond

This 1.11ct lab-grown radiant sits in the classic one-carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512205175 or 512205175. Listed at 11 retailers as of October 30, 2026, with a 186% 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

1.11
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.9°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205175
Dimensions7.54 × 5.21 × 3.32 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
7.54 mm5.21 mm1.11 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG512205175
Side View
Table 66.5%Crown 38.9°Girdle: MED-STKPavilion 31.4°Culet: NoneDepth 63.7%

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: Oct 30
Current: £1,968 GBP|Low: £524 GBP|High: £2,517 GBP|Avg: £1,177 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
Retailer 13
October 29, 2026
Retailer 8£546 GBP
Retailer 13£594 GBP
Retailer 10£634 GBP
Retailer 9£746 GBP
Retailer 6£765 GBP
Retailer 4£769 GBP
Retailer 3£996 GBP
Retailer 12£1,026 GBP
Retailer 5£1,418 GBP
Retailer 7£1,561 GBP
Retailer 11£1,781 GBP
Flawless Fine Jewelry£1,968 GBP
Retailer 2£2,500 GBP

21 data points across 13 retailers

11 retailers£546 GBP to £1,561 GBP

B+
Cheapest Retailer
-
£546 GBP
$732 USD
B+
Retailer 2
-
£594 GBP
$796 USD
View
Retailer 3
-
£634 GBP
$849 USD
View
Price last confirmed 14 days ago
B
Retailer 4
-
£634 GBP
$849 USD
View
B
Retailer 5
-
£746 GBP
$1,000 USD
View
B
Retailer 6
-
£765 GBP
$1,025 USD
View
B
Retailer 7
-
£1,026 GBP
$1,375 USD
View
B
Retailer 8
-
£1,561 GBP
$2,091 USD
View
Retailer 9
-
£1,781 GBP
$2,386 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
260AA3CBA · Oct 31
£1,968 GBP
View
Price under review
9 more retailers have this diamond
Prices start from £546 GBPSave up to £1,014 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+
1.11ct Radiant
£546 GBP