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Round|Lab Grown|IGI

1.00ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG840645920

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840645920

Diamond specifications and retailer prices

From $246 AUD
$173 USD
As of October 30, 2026
Save $989 AUD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,235 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840645920 or 840645920. Listed at 13 retailers as of October 29, 2026, with prices from $246 to $1,235, a $989 spread on the same certified stone. MOH London lists it at $1,235. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840645920
Dimensions6.46 × 6.49 × 3.91 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.46 mm6.49 mm1.00 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840645920
Side View
Table 59.0%Crown 33.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.4%

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: $1,235 AUD|Low: $241 AUD|High: $1,235 AUD|Avg: $579 AUD|+1.3%
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 31, 2026
Retailer 12$246 AUD
Retailer 10$263 AUD
Retailer 6$440 AUD
Retailer 11$448 AUD
Retailer 8$451 AUD
Retailer 7$454 AUD
Retailer 2$456 AUD
Retailer 4$483 AUD
Retailer 9$640 AUD
Retailer 5$719 AUD
Retailer 3$893 AUD
Retailer 13$923 AUD
MOH London$1,235 AUD

28 data points across 13 retailers

13 retailers$246 AUD to $1,235 AUD

A
Cheapest Retailer
-
$246 AUD
$173 USD
A
Retailer 2
-
$263 AUD
$185 USD
View
A
Retailer 3
-
$440 AUD
£243 GBP
View
A
Retailer 4
-
$448 AUD
$315 USD
View
A
Retailer 5
-
$451 AUD
ZAR 5,118 ZAR
View
B+
Retailer 6
-
$454 AUD
£251 GBP
View
A
Retailer 7
-
$456 AUD
€305 EUR
View
B+
Retailer 8
-
$483 AUD
$339 USD
View
B+
Retailer 9
-
$640 AUD
View
Retailer 10
-
$719 AUD
$505 USD
View
Price last confirmed 23 days ago
B
Retailer 11
-
$893 AUD
$627 USD
View
B
Retailer 12
-
$923 AUD
$649 USD
View
Most Expensive
B
MOH London
LG840645920 · Oct 29
$1,235 AUD
£683 GBP
View
12 more retailers have this diamond
Prices start from $246 AUDSave up to $989 AUD

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
1.00ct Round
$246 AUD