Round|Lab Grown|IGI

1.05ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG777613819

Shape and cutting style on the report: Round brilliant

Certificate IGI LG777613819

Diamond specifications and retailer prices

From £181 GBP
$242 USD
As of October 28, 2026
10 retailers carry this diamond
Most expensive: £447 GBP at Friendly Diamonds · As of October 23, 2026
View at Friendly Diamonds

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG777613819 or 777613819. Listed at 10 retailers as of October 28, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777613819
Dimensions6.54 × 6.61 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.54 mm6.61 mm1.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777613819
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: £447 GBP|Low: £103 GBP|High: £534 GBP|Avg: £253 GBP|+9.3%
Friendly 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
October 24, 2026
Retailer 3£106 GBP
Retailer 11£118 GBP
Retailer 7£123 GBP
Retailer 10£131 GBP
Retailer 4£133 GBP
Retailer 12£181 GBP
Retailer 13£222 GBP
Retailer 2£231 GBP
Retailer 9£322 GBP
Retailer 8£372 GBP
Retailer 6£423 GBP
Friendly Diamonds£447 GBP
Retailer 5£534 GBP

21 data points across 13 retailers

10 retailers

Retailer 1
-
£106 GBP
$142 USD
Price last confirmed 10 days ago
Retailer 2
-
£123 GBP
$165 USD
View
Price last confirmed 8 days ago
Retailer 3
-
£131 GBP
$176 USD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
£181 GBP
$242 USD
View
Retailer 5
-
£222 GBP
ZAR 4,815 ZAR
View
Price last confirmed 9 days ago
Retailer 6
-
£231 GBP
$310 USD
View
Price last confirmed 8 days ago
Retailer 7
-
£322 GBP
A$664 AUD
View
Price last confirmed 9 days ago
Retailer 8
-
£372 GBP
$498 USD
View
Price last confirmed 8 days ago
Retailer 9
-
£423 GBP
$567 USD
View
Price last confirmed 8 days ago
Most Expensive
Friendly Diamonds
6286549 · Oct 23
£447 GBP
$599 USD
View
Price last confirmed 9 days ago
9 more retailers have this diamond
Prices start from £181 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+
1.05ct Round
£181 GBP