Radiant|Lab Grown|IGI

1.25ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG841690386

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

Certificate IGI LG841690386

Diamond specifications and retailer prices

From £970 GBP
$1,300 USD
As of October 26, 2026
16 retailers carry this diamond
Most expensive: £1,299 GBP at Queensmith · As of October 23, 2026
View at Queensmith

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG841690386 or 841690386. Listed at 16 retailers as of October 26, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.25
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841690386
Dimensions7.43 × 5.20 × 3.54 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm5.20 mm1.25 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841690386
Side View
Table 65.0%Crown 44.2°Girdle: STK-THKPavilion 31.2°Culet: NoneDepth 68.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: £1,299 GBP|Low: £152 GBP|High: £1,299 GBP|Avg: £473 GBP
Queensmith
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
October 23, 2026
Retailer 7£152 GBP
Retailer 14£213 GBP
Retailer 5£228 GBP
Retailer 9£286 GBP
Retailer 10£295 GBP
Retailer 13£299 GBP
Retailer 8£337 GBP
Retailer 3£340 GBP
Retailer 2£414 GBP
Retailer 12£485 GBP
Retailer 16£556 GBP
Retailer 15£574 GBP
Retailer 4£584 GBP
Retailer 11£795 GBP
Retailer 6£850 GBP
Queensmith£1,299 GBP

14 data points across 16 retailers

16 retailers

Retailer 1
-
£213 GBP
Price last confirmed 14 days ago
Retailer 2
-
£228 GBP
$305 USD
View
Price last confirmed 8 days ago
Retailer 3
-
£286 GBP
ZAR 6,190 ZAR
View
Price last confirmed 8 days ago
Retailer 4
-
£295 GBP
View
Price last confirmed 8 days ago
Retailer 5
-
£299 GBP
€381 EUR
View
Price last confirmed 7 days ago
Retailer 6
-
£337 GBP
$451 USD
View
Price last confirmed 9 days ago
Retailer 7
-
£340 GBP
$456 USD
View
Price last confirmed 7 days ago
Retailer 8
-
£414 GBP
A$853 AUD
View
Price last confirmed 7 days ago
Retailer 9
-
£485 GBP
$650 USD
View
Price last confirmed 12 days ago
Retailer 10
-
£556 GBP
SGD 1,006 SGD
View
Price last confirmed 8 days ago
Retailer 11
-
£574 GBP
$769 USD
View
Price last confirmed 8 days ago
Retailer 12
-
£584 GBP
$783 USD
View
Price last confirmed 7 days ago
Retailer 13
-
£795 GBP
View
Price last confirmed 10 days ago
Retailer 14
-
£850 GBP
$1,139 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
£970 GBP
$1,300 USD
View
Most Expensive
Queensmith
LG841690386 · Oct 23
£1,299 GBP
View
Price last confirmed 7 days ago
15 more retailers have this diamond
Prices start from £970 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
£970 GBP