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Radiant|Lab Grown|IGI

1.26ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG512205164

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

Certificate IGI LG512205164

Diamond specifications and retailer prices

From £559 GBP
$750 USD
As of October 31, 2026
Save £1,084 GBP (66%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,009 GBP at NZ Jewellers · As of November 1, 2026
View at NZ Jewellers

About this 1.26ct lab-grown radiant diamond

This 1.26ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512205164 or 512205164. Listed at 11 retailers as of October 31, 2026, with a 194% 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

1.26
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle30.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205164
Dimensions7.15 × 5.28 × 3.69 mm
L/W Ratio1.35
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
7.15 mm5.28 mm1.26 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205164
Side View
Table 61.0%Crown 43.8°Girdle: MediumPavilion 30.1°Culet: NoneDepth 69.9%

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 31
Current: £2,009 GBP|Low: £559 GBP|High: £2,711 GBP|Avg: £1,298 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2£559 GBP
Retailer 7£616 GBP
Retailer 10£671 GBP
Retailer 8£715 GBP
Retailer 4£846 GBP
Retailer 3£1,101 GBP
Retailer 9£1,151 GBP
Retailer 6£1,643 GBP
Retailer 11£1,976 GBP
NZ Jewellers£2,009 GBP
Retailer 5£2,693 GBP

18 data points across 11 retailers

11 retailers£559 GBP to £1,643 GBP

B+
Cheapest Retailer
-
£559 GBP
$750 USD
B+
Retailer 2
-
£616 GBP
$827 USD
View
B
Retailer 3
-
£671 GBP
$900 USD
View
B
Retailer 4
-
£715 GBP
$959 USD
View
Retailer 5
-
£715 GBP
$959 USD
View
Price last confirmed 16 days ago
B
Retailer 6
-
£846 GBP
$1,135 USD
View
B
Retailer 7
-
£1,151 GBP
$1,544 USD
View
B
Retailer 8
-
£1,643 GBP
$2,205 USD
View
Retailer 9
-
£1,976 GBP
View
Price under review
Most Expensive
NZ Jewellers
9eae8df8-098f-4bf3-a02c-9e3b0113a61b · Nov 1
£2,009 GBP
$2,696 USD
View
Price under review
9 more retailers have this diamond
Prices start from £559 GBPSave up to £1,084 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+
1.26ct Radiant
£559 GBP