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Radiant|Lab Grown|IGI

1.25ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG726541332

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

Certificate IGI LG726541332

Diamond specifications and retailer prices

From £205 GBP
$273 USD
As of October 27, 2026
Save £927 GBP (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,825 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG726541332 or 726541332. Listed at 23 retailers as of October 27, 2026, with a 452% 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
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726541332
Dimensions7.75 × 5.38 × 3.50 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.75 mm5.38 mm1.25 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726541332
Side View
Table 65.0%Crown 38.6°Girdle: STK-THKPavilion 33.3°Culet: NoneDepth 65.1%

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: Oct 27
Current: £1,825 GBP|Low: £197 GBP|High: £1,825 GBP|Avg: £636 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 16£205 GBP
Retailer 4£229 GBP
Retailer 6£238 GBP
Retailer 7£255 GBP
Retailer 17£255 GBP
Retailer 8£325 GBP
Retailer 11£377 GBP
Retailer 13£483 GBP
Retailer 2£497 GBP
Retailer 14£612 GBP
Retailer 12£685 GBP
Retailer 15£782 GBP
Retailer 5£903 GBP
Retailer 3£1,070 GBP
Retailer 9£1,099 GBP
Retailer 10£1,132 GBP
Do Amore Diamonds£1,825 GBP

42 data points across 17 retailers

23 retailers£205 GBP to £1,132 GBP

A
Cheapest Retailer
-
£205 GBP
$273 USD
A
Retailer 2
-
£229 GBP
$305 USD
View
Final sale: no returns
A
Retailer 3
-
£238 GBP
$317 USD
View
A
Retailer 4
-
£255 GBP
$339 USD
View
A
Retailer 5
-
£255 GBP
$339 USD
View
A
Retailer 6
-
£299 GBP
$398 USD
View
A
Retailer 7
-
£325 GBP
$433 USD
View
A
Retailer 8
-
£339 GBP
$452 USD
View
B+
Retailer 9
-
£372 GBP
$495 USD
View
A
Retailer 10
-
£377 GBP
View
B+
Retailer 11
-
£483 GBP
ZAR 10,382 ZAR
View
B+
Retailer 12
-
£497 GBP
View
B
Retailer 13
-
£599 GBP
$798 USD
View
B+
Retailer 14
-
£612 GBP
A$1,254 AUD
View
B+
Retailer 15
-
£685 GBP
A$1,404 AUD
View
B
Retailer 16
-
£782 GBP
$1,041 USD
View
B
Retailer 17
-
£903 GBP
$1,202 USD
View
B
Retailer 18
-
£1,026 GBP
$1,367 USD
View
B
Retailer 19
-
£1,066 GBP
$1,419 USD
View
B
Retailer 20
-
£1,070 GBP
$1,424 USD
View
B
Retailer 21
-
£1,099 GBP
View
B
Retailer 22
-
£1,132 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C6EDC2927 · Oct 29
£1,825 GBP
$2,430 USD
View
Price under review
22 more retailers have this diamond
Prices start from £205 GBPSave up to £927 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
1.25ct Radiant
£205 GBP