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Round|Lab Grown|IGI

1.20ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG779635852

Shape and cutting style on the report: Round brilliant

Certificate IGI LG779635852

Diamond specifications and retailer prices

From $182 USD
As of November 1, 2026
Save $873 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,055 USD at MOH London · As of November 1, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779635852 or 779635852. Listed at 18 retailers as of November 1, 2026, with prices from $182 to $1,055, a $873 spread on the same certified stone. MOH London lists it at $1,055. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779635852
Dimensions6.88 × 6.83 × 4.18 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
6.88 mm6.83 mm1.20 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779635852
Side View
Table 57.0%Crown 33.3°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,055 USD|Low: $182 USD|High: $1,086 USD|Avg: $476 USD|-1.2%
MOH London
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 2, 2026
Retailer 17$182 USD
Retailer 3$204 USD
Retailer 16$211 USD
Retailer 5$226 USD
Retailer 15$226 USD
Retailer 9$388 USD
Retailer 10$389 USD
Retailer 11$389 USD
Retailer 14$390 USD
Retailer 8$399 USD
Retailer 13$406 USD
Retailer 7$535 USD
Retailer 12$551 USD
Retailer 2$575 USD
Retailer 6$726 USD
Retailer 4$780 USD
MOH London$1,055 USD

37 data points across 17 retailers

18 retailers$182 USD to $1,055 USD

A
Cheapest Retailer
-
$182 USD
A
Retailer 2
-
$204 USD
View
Final sale: no returns
A
Retailer 3
-
$211 USD
View
A
Retailer 4
-
$226 USD
View
Retailer 5
-
$226 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$388 USD
View
A
Retailer 7
-
$389 USD
€370 EUR
View
A
Retailer 8
-
$389 USD
£307 GBP
View
A
Retailer 9
-
$390 USD
ZAR 6,295 ZAR
View
A
Retailer 10
-
$399 USD
View
B+
Retailer 11
-
$406 USD
£320 GBP
View
B+
Retailer 12
-
$535 USD
View
B+
Retailer 13
-
$547 USD
View
B+
Retailer 14
-
$551 USD
A$847 AUD
View
B+
Retailer 15
-
$575 USD
View
B
Retailer 16
-
$726 USD
View
B
Retailer 17
-
$780 USD
View
Most Expensive
B
MOH London
LG779635852 · Nov 1
$1,055 USD
£831 GBP
View
17 more retailers have this diamond
Prices start from $182 USDSave up to $873 USD

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
$182 USD