CaratHunter
Plans
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 €155 EUR
$173 USD
As of October 30, 2026
Save €622 EUR (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €776 EUR 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 €155 to €776, a €622 spread on the same certified stone. MOH London lists it at €776. 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
Color
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: €776 EUR|Low: €151 EUR|High: €776 EUR|Avg: €365 EUR|+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
November 1, 2026
Retailer 12€155 EUR
Retailer 10€166 EUR
Retailer 7€277 EUR
Retailer 11€282 EUR
Retailer 8€284 EUR
Retailer 2€286 EUR
Retailer 6€287 EUR
Retailer 4€303 EUR
Retailer 9€403 EUR
Retailer 5€452 EUR
Retailer 3€561 EUR
Retailer 13€581 EUR
MOH London€776 EUR

29 data points across 13 retailers

13 retailers€155 EUR to €776 EUR

A
Cheapest Retailer
-
€155 EUR
$173 USD
A
Retailer 2
-
€166 EUR
$185 USD
View
A
Retailer 3
-
€277 EUR
£243 GBP
View
A
Retailer 4
-
€282 EUR
$315 USD
View
A
Retailer 5
-
€284 EUR
ZAR 5,118 ZAR
View
B+
Retailer 6
-
€286 EUR
£251 GBP
View
A
Retailer 7
-
€287 EUR
View
B+
Retailer 8
-
€303 EUR
$339 USD
View
B+
Retailer 9
-
€403 EUR
A$692 AUD
View
Retailer 10
-
€452 EUR
$505 USD
View
Price last confirmed 24 days ago
B
Retailer 11
-
€561 EUR
$627 USD
View
B
Retailer 12
-
€581 EUR
$649 USD
View
Most Expensive
B
MOH London
LG840645920 · Oct 29
€776 EUR
£683 GBP
View
12 more retailers have this diamond
Prices start from €155 EURSave up to €622 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
1.00ct Round
€155 EUR