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Round|Lab Grown|IGI

1.03ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG846647440

Shape and cutting style on the report: Round brilliant

Certificate IGI LG846647440

Diamond specifications and retailer prices

From £190 GBP
$255 USD
As of October 30, 2026
Save £470 GBP (71%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £661 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846647440 or 846647440. Listed at 9 retailers as of October 26, 2026, with prices from £190 to £661, a £470 spread on the same certified stone. MOH London lists it at £661. 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
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846647440
Dimensions6.45 × 6.42 × 4.02 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
6.45 mm6.42 mm1.03 ctG / VS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG846647440
Side View
Table 62.0%Crown 35.7°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
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 30
Current: £661 GBP|Low: £190 GBP|High: £661 GBP|Avg: £350 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 8£190 GBP
Retailer 7£226 GBP
Retailer 4£244 GBP
Retailer 2£244 GBP
Retailer 3£355 GBP
Retailer 9£366 GBP
Retailer 5£379 GBP
Retailer 6£495 GBP
MOH London£661 GBP

6 data points across 9 retailers

9 retailers£190 GBP to £661 GBP

B+
Cheapest Retailer
-
£190 GBP
$255 USD
A
Retailer 2
-
£226 GBP
$303 USD
View
B+
Retailer 3
-
£244 GBP
View
B+
Retailer 4
-
£244 GBP
€312 EUR
View
B+
Retailer 5
-
£355 GBP
$475 USD
View
B+
Retailer 6
-
£366 GBP
$490 USD
View
B
Retailer 7
-
£379 GBP
$508 USD
View
B
Retailer 8
-
£495 GBP
$663 USD
View
Most Expensive
B
MOH London
LG846647440 · Oct 26
£661 GBP
View
8 more retailers have this diamond
Prices start from £190 GBPSave up to £470 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
£190 GBP