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Round|Lab Grown|IGI

1.03ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG784643925

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784643925

Diamond specifications and retailer prices

From £111 GBP
$148 USD
As of October 26, 2026
Save £535 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £646 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG784643925 or 784643925. Listed at 19 retailers as of October 26, 2026, with prices from £111 to £646, a £535 spread on the same certified stone. MOH London lists it at £646. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784643925
Dimensions6.49 × 6.44 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.49 mm6.44 mm1.03 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784643925
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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 26
Current: £646 GBP|Low: £111 GBP|High: £728 GBP|Avg: £315 GBP|-11.3%
MOH London
Retailer 2
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Retailer 17
October 29, 2026
Retailer 7£111 GBP
Retailer 3£129 GBP
Retailer 10£134 GBP
Retailer 16£138 GBP
Retailer 12£237 GBP
Retailer 13£237 GBP
Retailer 11£239 GBP
Retailer 17£248 GBP
Retailer 6£254 GBP
Retailer 4£322 GBP
Retailer 14£336 GBP
Retailer 9£391 GBP
Retailer 15£468 GBP
Retailer 2£480 GBP
Retailer 5£485 GBP
Retailer 8£497 GBP
MOH London£646 GBP

34 data points across 17 retailers

19 retailers£111 GBP to £646 GBP

A
Cheapest Retailer
-
£111 GBP
$148 USD
A
Retailer 2
-
£129 GBP
$171 USD
View
A
Retailer 3
-
£134 GBP
$178 USD
View
Final sale: no returns
A
Retailer 4
-
£138 GBP
$183 USD
View
A
Retailer 5
-
£146 GBP
$194 USD
View
Price last confirmed 43 days ago
A
Retailer 6
-
£237 GBP
View
A
Retailer 7
-
£237 GBP
ZAR 5,083 ZAR
View
A
Retailer 8
-
£239 GBP
€303 EUR
View
A
Retailer 9
-
£248 GBP
$330 USD
View
A
Retailer 10
-
£254 GBP
$337 USD
View
B+
Retailer 11
-
£322 GBP
$428 USD
View
B+
Retailer 12
-
£336 GBP
A$687 AUD
View
B+
Retailer 13
-
£366 GBP
$486 USD
View
B+
Retailer 14
-
£391 GBP
$520 USD
View
Price last confirmed 29 days ago
B
Retailer 15
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£468 GBP
$622 USD
View
B
Retailer 16
-
£480 GBP
$638 USD
View
B
Retailer 17
-
£485 GBP
$644 USD
View
B
Retailer 18
-
£497 GBP
$660 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG784643925 · Oct 26
£646 GBP
View
18 more retailers have this diamond
Prices start from £111 GBPSave up to £535 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
1.03ct Round
£111 GBP