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Round|Lab Grown|IGI

1.03ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG729571362

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729571362

Diamond specifications and retailer prices

From £124 GBP
$165 USD
As of October 29, 2026
Save £596 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £721 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 LG729571362 or 729571362. Listed at 20 retailers as of October 26, 2026, with prices from £124 to £721, a £596 spread on the same certified stone. MOH London lists it at £721. 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 angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729571362
Dimensions6.51 × 6.49 × 3.97 mm
L/W Ratio1.00
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
6.51 mm6.49 mm1.03 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729571362
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.1%

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 29
Current: £721 GBP|Low: £119 GBP|High: £824 GBP|Avg: £316 GBP|-12.5%
MOH London
Retailer 2
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Retailer 20
October 29, 2026
Retailer 19£124 GBP
Retailer 20£139 GBP
Retailer 11£144 GBP
Retailer 5£154 GBP
Retailer 6£154 GBP
Retailer 18£173 GBP
Retailer 8£209 GBP
Retailer 3£254 GBP
Retailer 2£258 GBP
Retailer 15£264 GBP
Retailer 14£270 GBP
Retailer 13£288 GBP
Retailer 7£336 GBP
Retailer 16£375 GBP
Retailer 17£405 GBP
Retailer 12£423 GBP
Retailer 9£494 GBP
Retailer 10£503 GBP
Retailer 4£536 GBP
MOH London£721 GBP

33 data points across 20 retailers

20 retailers£124 GBP to £721 GBP

A
Cheapest Retailer
-
£124 GBP
$165 USD
A
Retailer 2
-
£139 GBP
$185 USD
View
Final sale: no returns
A
Retailer 3
-
£144 GBP
$191 USD
View
A
Retailer 4
-
£154 GBP
$204 USD
View
A
Retailer 5
-
£154 GBP
$204 USD
View
A
Retailer 6
-
£173 GBP
HK$1,800 HKD
View
B+
Retailer 7
-
£209 GBP
$278 USD
View
A
Retailer 8
-
£254 GBP
$337 USD
View
A
Retailer 9
-
£258 GBP
View
A
Retailer 10
-
£264 GBP
ZAR 5,671 ZAR
View
B+
Retailer 11
-
£270 GBP
View
B+
Retailer 12
-
£288 GBP
€364 EUR
View
B+
Retailer 13
-
£336 GBP
$447 USD
View
B+
Retailer 14
-
£375 GBP
A$766 AUD
View
B+
Retailer 15
-
£405 GBP
$538 USD
View
B
Retailer 16
-
£423 GBP
SGD 759 SGD
View
B
Retailer 17
-
£494 GBP
$657 USD
View
B
Retailer 18
-
£503 GBP
$669 USD
View
B
Retailer 19
-
£536 GBP
$712 USD
View
Most Expensive
B
MOH London
LG729571362 · Oct 26
£721 GBP
View
19 more retailers have this diamond
Prices start from £124 GBPSave up to £596 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
£124 GBP