Round|Lab Grown|IGI

1.03ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG841605610

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841605610

Diamond specifications and retailer prices

From £128 GBP
$170 USD
As of October 24, 2026
Save £352 GBP (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £640 GBP at MOH London · As of October 21, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841605610 or 841605610. Listed at 16 retailers as of October 24, 2026, with a 276% 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

1.03
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841605610
Dimensions6.46 × 6.50 × 4.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.46 mm6.50 mm1.03 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841605610
Side View
Table 56.0%Crown 33.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.0%

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 24
Current: £640 GBP|Low: £110 GBP|High: £640 GBP|Avg: £310 GBP
MOH London
Retailer 2
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Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 27, 2026
Retailer 14£110 GBP
Retailer 11£128 GBP
Retailer 3£136 GBP
Retailer 6£136 GBP
Retailer 9£222 GBP
Retailer 13£225 GBP
Retailer 15£252 GBP
Retailer 2£258 GBP
Retailer 7£308 GBP
Retailer 4£320 GBP
Retailer 10£375 GBP
Retailer 16£438 GBP
Retailer 12£463 GBP
Retailer 8£470 GBP
Retailer 5£479 GBP
MOH London£640 GBP

13 data points across 16 retailers

16 retailers£128 GBP to £479 GBP

Retailer 1
-
£110 GBP
$146 USD
Price last confirmed 7 days ago
A
Retailer 2
-
£128 GBP
$170 USD
View
Retailer 3
-
£136 GBP
$181 USD
View
Price last confirmed 13 days ago
Retailer 4
-
£136 GBP
$181 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£222 GBP
View
A
Retailer 6
-
£225 GBP
$300 USD
View
Retailer 7
-
£252 GBP
$335 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£258 GBP
€327 EUR
View
Retailer 9
-
£308 GBP
$410 USD
View
Price last confirmed 16 days ago
B+
Retailer 10
-
£320 GBP
$426 USD
View
B+
Retailer 11
-
£375 GBP
$500 USD
View
B
Retailer 12
-
£438 GBP
$583 USD
View
Retailer 13
-
£463 GBP
$616 USD
View
Price last confirmed 7 days ago
B
Retailer 14
-
£470 GBP
$626 USD
View
B
Retailer 15
-
£479 GBP
$638 USD
View
Most Expensive
MOH London
LG841605610 · Oct 21
£640 GBP
View
Price last confirmed 9 days ago
15 more retailers have this diamond
Prices start from £128 GBPSave up to £352 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
£128 GBP