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Round|Lab Grown|IGI

1.20ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG670445426

Shape and cutting style on the report: Round brilliant

Certificate IGI LG670445426

Diamond specifications and retailer prices

From €240 EUR
$269 USD
As of November 1, 2026
Save €825 EUR (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,064 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG670445426 or 670445426. Listed at 19 retailers as of October 26, 2026, with prices from €240 to €1,064, a €825 spread on the same certified stone. MOH London lists it at €1,064. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670445426
Dimensions6.77 × 6.81 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.77 mm6.81 mm1.20 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670445426
Side View
Table 57.0%Crown 35.7°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.1%

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: €1,064 EUR|Low: €336 EUR|High: €1,076 EUR|Avg: €582 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 10€373 EUR
Retailer 3€433 EUR
Retailer 2€458 EUR
Retailer 5€458 EUR
Retailer 8€473 EUR
Retailer 4€501 EUR
Retailer 7€647 EUR
Retailer 9€698 EUR
Retailer 6€785 EUR
MOH London€1,064 EUR

38 data points across 10 retailers

19 retailers€240 EUR to €1,064 EUR

A
Cheapest Retailer
-
€240 EUR
$269 USD
Final sale: no returns
A
Retailer 2
-
€248 EUR
$278 USD
View
Retailer 3
-
€266 EUR
$298 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
€364 EUR
$408 USD
View
B+
Retailer 5
-
€373 EUR
$418 USD
View
Retailer 6
-
€430 EUR
A$741 AUD
View
Price last confirmed 122 days ago
B+
Retailer 7
-
€433 EUR
View
B+
Retailer 8
-
€458 EUR
£404 GBP
View
B+
Retailer 9
-
€458 EUR
ZAR 8,300 ZAR
View
B+
Retailer 10
-
€473 EUR
$530 USD
View
B+
Retailer 11
-
€501 EUR
£443 GBP
View
B+
Retailer 12
-
€545 EUR
$611 USD
View
B
Retailer 13
-
€647 EUR
A$1,117 AUD
View
B
Retailer 14
-
€698 EUR
$783 USD
View
B
Retailer 15
-
€785 EUR
$880 USD
View
B
Retailer 16
-
€855 EUR
SGD 1,296 SGD
View
B
Retailer 17
-
€899 EUR
$1,009 USD
View
B
Retailer 18
-
€942 EUR
$1,057 USD
View
Most Expensive
B
MOH London
LG670445426 · Oct 26
€1,064 EUR
£940 GBP
View
18 more retailers have this diamond
Prices start from €240 EURSave up to €825 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
1.20ct Round
€240 EUR