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Round|Lab Grown|IGI

1.90ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG631410004

Shape and cutting style on the report: Round brilliant

Certificate IGI LG631410004

Diamond specifications and retailer prices

From £246 GBP
$330 USD
As of October 30, 2026
Save £850 GBP (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,097 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.9ct lab-grown round diamond

This 1.9ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG631410004 or 631410004. Listed at 15 retailers as of October 26, 2026, with prices from £246 to £1,097, a £850 spread on the same certified stone. MOH London lists it at £1,097. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631410004
Dimensions7.89 × 7.85 × 4.92 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.89 mm7.85 mm1.90 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631410004
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.6%

Caratlytics Score

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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 30
Current: £1,097 GBP|Low: £152 GBP|High: £1,108 GBP|Avg: £566 GBP|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 3£152 GBP
Retailer 11£246 GBP
Retailer 2£447 GBP
Retailer 7£448 GBP
Retailer 6£469 GBP
Retailer 12£513 GBP
Retailer 10£534 GBP
Retailer 5£635 GBP
Retailer 8£731 GBP
Retailer 4£732 GBP
Retailer 9£840 GBP
MOH London£1,097 GBP

24 data points across 12 retailers

15 retailers£246 GBP to £1,097 GBP

Retailer 1
-
£211 GBP
$283 USD
Price last confirmed 30 days ago
A
Retailer 2
-
£246 GBP
$330 USD
View
Final sale: no returns
Retailer 3
-
£255 GBP
$342 USD
View
Price last confirmed 25 days ago
Retailer 4
-
£273 GBP
$366 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
£447 GBP
$599 USD
View
A
Retailer 6
-
£448 GBP
$600 USD
View
A
Retailer 7
-
£469 GBP
ZAR 10,161 ZAR
View
A
Retailer 8
-
£513 GBP
$688 USD
View
A
Retailer 9
-
£534 GBP
$716 USD
View
A
Retailer 10
-
£635 GBP
A$1,309 AUD
View
Retailer 11
-
£731 GBP
$980 USD
View
Price last confirmed 13 days ago
B+
Retailer 12
-
£840 GBP
$1,125 USD
View
Retailer 13
-
£878 GBP
$1,177 USD
View
Price last confirmed 31 days ago
B+
Retailer 14
-
£914 GBP
$1,225 USD
View
Most Expensive
B+
MOH London
LG631410004 · Oct 26
£1,097 GBP
View
14 more retailers have this diamond
Prices start from £246 GBPSave up to £850 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
1.90ct Round
£246 GBP