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Round|Lab Grown|IGI

1.03ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG818682347

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818682347

Diamond specifications and retailer prices

From €141 EUR
$157 USD
As of November 1, 2026
Save €679 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €820 EUR at MOH London · As of October 29, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818682347 or 818682347. Listed at 19 retailers as of October 29, 2026, with prices from €141 to €820, a €679 spread on the same certified stone. MOH London lists it at €820. 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
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818682347
Dimensions6.49 × 6.47 × 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
6.49 mm6.47 mm1.03 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818682347
Side View
Table 57.0%Crown 33.7°Girdle: MediumPavilion 41.6°Culet: NoneDepth 62.0%

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: Nov 1
Current: €820 EUR|Low: €135 EUR|High: €826 EUR|Avg: €353 EUR|-0.7%
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
November 1, 2026
Retailer 15€141 EUR
Retailer 16€157 EUR
Retailer 6€163 EUR
Retailer 8€175 EUR
Retailer 7€267 EUR
Retailer 9€301 EUR
Retailer 2€301 EUR
Retailer 10€305 EUR
Retailer 13€318 EUR
Retailer 5€363 EUR
Retailer 14€425 EUR
Retailer 11€456 EUR
Retailer 12€459 EUR
Retailer 4€477 EUR
Retailer 3€610 EUR
MOH London€820 EUR

28 data points across 16 retailers

19 retailers€141 EUR to €820 EUR

A
Cheapest Retailer
-
€141 EUR
$157 USD
A
Retailer 2
-
€157 EUR
$175 USD
View
Final sale: no returns
A
Retailer 3
-
€163 EUR
$182 USD
View
Retailer 4
-
€175 EUR
$195 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€175 EUR
$195 USD
View
A
Retailer 6
-
€267 EUR
$298 USD
View
A
Retailer 7
-
€301 EUR
£265 GBP
View
A
Retailer 8
-
€301 EUR
ZAR 5,432 ZAR
View
B+
Retailer 9
-
€305 EUR
£268 GBP
View
B+
Retailer 10
-
€318 EUR
$355 USD
View
Retailer 11
-
€363 EUR
$405 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
€425 EUR
A$730 AUD
View
B+
Retailer 13
-
€456 EUR
$509 USD
View
B+
Retailer 14
-
€459 EUR
$513 USD
View
B+
Retailer 15
-
€477 EUR
SGD 720 SGD
View
B
Retailer 16
-
€560 EUR
$626 USD
View
B
Retailer 17
-
€570 EUR
$637 USD
View
B
Retailer 18
-
€610 EUR
$681 USD
View
Most Expensive
B
MOH London
LG818682347 · Oct 29
€820 EUR
£721 GBP
View
18 more retailers have this diamond
Prices start from €141 EURSave up to €679 EUR

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
€141 EUR