CaratHunter
Plans
Round|Lab Grown|IGI

1.90ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG594329534

Shape and cutting style on the report: Round brilliant

Certificate IGI LG594329534

Diamond specifications and retailer prices

From £372 GBP
$499 USD
As of October 30, 2026
Save £537 GBP (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £981 GBP at MOH London · As of October 21, 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 LG594329534 or 594329534. Listed at 6 retailers as of October 30, 2026, with a 144% 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

1.90
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594329534
Dimensions7.94 × 7.90 × 4.86 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
7.94 mm7.90 mm1.90 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594329534
Side View
Table 58.0%Crown 34.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £981 GBP|Low: £354 GBP|High: £988 GBP|Avg: £591 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 19, 2026
Retailer 7£369 GBP
Retailer 3£372 GBP
Retailer 5£389 GBP
Retailer 4£419 GBP
Retailer 2£694 GBP
Retailer 6£909 GBP
MOH London£981 GBP

10 data points across 7 retailers

6 retailers£372 GBP to £909 GBP

B+
Cheapest Retailer
-
£372 GBP
$499 USD
A
Retailer 2
-
£389 GBP
$521 USD
View
A
Retailer 3
-
£419 GBP
$562 USD
View
Retailer 4
-
£694 GBP
$930 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
£909 GBP
$1,218 USD
View
Most Expensive
MOH London
LG594329534 · Oct 21
£981 GBP
View
Price last confirmed 10 days ago
5 more retailers have this diamond
Prices start from £372 GBPSave up to £537 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
£372 GBP