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Round|Lab Grown|IGI

1.91ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG784626075

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784626075

Diamond specifications and retailer prices

From £305 GBP
$408 USD
As of October 30, 2026
Save £1,084 GBP (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,388 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.91ct lab-grown round diamond

This 1.91ct 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 LG784626075 or 784626075. Listed at 8 retailers as of October 29, 2026, with prices from £305 to £1,388, a £1,084 spread on the same certified stone. Brilliant Earth lists it at £1,388. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784626075
Dimensions7.95 × 7.92 × 4.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.95 mm7.92 mm1.91 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784626075
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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: £1,388 GBP|Low: £226 GBP|High: £1,500 GBP|Avg: £704 GBP|-7.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4£226 GBP
Retailer 5£305 GBP
Retailer 2£408 GBP
Retailer 6£481 GBP
Retailer 7£505 GBP
Retailer 8£765 GBP
Retailer 3£911 GBP
Brilliant Earth£1,388 GBP

16 data points across 8 retailers

8 retailers£305 GBP to £1,388 GBP

Retailer 1
-
£226 GBP
$303 USD
Price last confirmed 19 days ago
B+
Retailer 2
-
£305 GBP
$408 USD
View
A
Retailer 3
-
£408 GBP
€521 EUR
View
A
Retailer 4
-
£481 GBP
$644 USD
View
A
Retailer 5
-
£505 GBP
$676 USD
View
B+
Retailer 6
-
£765 GBP
$1,026 USD
View
Retailer 7
-
£911 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21214494A · Oct 29
£1,388 GBP
$1,860 USD
View
7 more retailers have this diamond
Prices start from £305 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.

A
1.91ct Round
£305 GBP