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Round|Lab Grown|IGI

1.03ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG818639581

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818639581

Diamond specifications and retailer prices

From $245 CAD
$175 USD
As of October 30, 2026
Save $1,037 CAD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,282 CAD 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 LG818639581 or 818639581. Listed at 13 retailers as of October 29, 2026, with prices from $245 to $1,282, a $1,037 spread on the same certified stone. MOH London lists it at $1,282. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818639581
Dimensions6.48 × 6.46 × 3.99 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
6.48 mm6.46 mm1.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818639581
Side View
Table 59.0%Crown 35°Girdle: MediumPavilion 41°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 30
Current: $1,282 CAD|Low: $245 CAD|High: $1,290 CAD|Avg: $695 CAD|+3.4%
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
October 30, 2026
Retailer 11$245 CAD
Retailer 4$417 CAD
Retailer 8$468 CAD
Retailer 2$472 CAD
Retailer 6$477 CAD
Retailer 7$497 CAD
Retailer 3$567 CAD
Retailer 9$664 CAD
Retailer 13$746 CAD
Retailer 5$876 CAD
Retailer 10$925 CAD
Retailer 12$954 CAD
MOH London$1,282 CAD

41 data points across 13 retailers

13 retailers$245 CAD to $1,282 CAD

A
Cheapest Retailer
-
$245 CAD
$175 USD
Final sale: no returns
A
Retailer 2
-
$417 CAD
$298 USD
View
B+
Retailer 3
-
$468 CAD
ZAR 5,403 ZAR
View
A
Retailer 4
-
$472 CAD
£265 GBP
View
B+
Retailer 5
-
$477 CAD
£268 GBP
View
B+
Retailer 6
-
$497 CAD
$355 USD
View
B+
Retailer 7
-
$567 CAD
$405 USD
View
B+
Retailer 8
-
$664 CAD
A$730 AUD
View
B+
Retailer 9
-
$746 CAD
SGD 720 SGD
View
B
Retailer 10
-
$892 CAD
$637 USD
View
B
Retailer 11
-
$925 CAD
$661 USD
View
B
Retailer 12
-
$954 CAD
$681 USD
View
Most Expensive
B
MOH London
LG818639581 · Oct 29
$1,282 CAD
£721 GBP
View
12 more retailers have this diamond
Prices start from $245 CADSave up to $1,037 CAD

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
$245 CAD