Round|Lab Grown|IGI

1.03ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG843605433

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843605433

Diamond specifications and retailer prices

From £125 GBP
$166 USD
As of October 24, 2026
Save £345 GBP (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £627 GBP at MOH London · As of October 19, 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 LG843605433 or 843605433. Listed at 16 retailers as of October 24, 2026, with a 277% 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 angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843605433
Dimensions6.49 × 6.52 × 4.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.49 mm6.52 mm1.03 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843605433
Side View
Table 58.0%Crown 34°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 24
Current: £627 GBP|Low: £107 GBP|High: £627 GBP|Avg: £321 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 27, 2026
Retailer 3£107 GBP
Retailer 13£125 GBP
Retailer 11£133 GBP
Retailer 15£133 GBP
Retailer 10£217 GBP
Retailer 4£225 GBP
Retailer 2£243 GBP
Retailer 5£246 GBP
Retailer 9£275 GBP
Retailer 7£318 GBP
Retailer 12£375 GBP
Retailer 16£428 GBP
Retailer 14£453 GBP
Retailer 6£457 GBP
Retailer 8£470 GBP
MOH London£627 GBP

12 data points across 16 retailers

16 retailers£125 GBP to £470 GBP

Retailer 1
-
£107 GBP
$143 USD
Price last confirmed 7 days ago
A
Retailer 2
-
£125 GBP
$166 USD
View
Retailer 3
-
£133 GBP
$177 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£133 GBP
$177 USD
View
A
Retailer 5
-
£217 GBP
View
A
Retailer 6
-
£225 GBP
$299 USD
View
A
Retailer 7
-
£243 GBP
€308 EUR
View
B+
Retailer 8
-
£246 GBP
$328 USD
View
B+
Retailer 9
-
£275 GBP
View
B+
Retailer 10
-
£318 GBP
$423 USD
View
B+
Retailer 11
-
£375 GBP
$500 USD
View
B
Retailer 12
-
£428 GBP
$570 USD
View
B
Retailer 13
-
£453 GBP
$603 USD
View
B
Retailer 14
-
£457 GBP
$609 USD
View
B
Retailer 15
-
£470 GBP
$626 USD
View
Most Expensive
MOH London
LG843605433 · Oct 19
£627 GBP
View
Price last confirmed 11 days ago
15 more retailers have this diamond
Prices start from £125 GBPSave up to £345 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
£125 GBP