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Round|Lab Grown|IGI

1.19ct G SI2 Round Lab Grown Diamond

ID • G/SI2 • IGI LG483196812

Shape and cutting style on the report: Round brilliant

Certificate IGI LG483196812

Diamond specifications and retailer prices

From $148 USD
As of October 29, 2026
Save $713 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $861 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.19ct lab-grown round diamond

This 1.19ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG483196812 or 483196812. Listed at 15 retailers as of October 26, 2026, with prices from $148 to $861, a $713 spread on the same certified stone. MOH London lists it at $861. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.19
Carat
G
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG483196812
Dimensions6.87 × 6.81 × 4.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
Top View
6.87 mm6.81 mm1.19 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG483196812
Side View
Table 59.0%Crown 34.8°Girdle: MediumPavilion 40.1°Culet: NoneDepth 60.0%

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: Oct 29
Current: $861 USD|Low: $144 USD|High: $881 USD|Avg: $356 USD|-2.3%
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
Retailer 14
October 31, 2026
Retailer 13$148 USD
Retailer 5$166 USD
Retailer 11$172 USD
Retailer 6$184 USD
Retailer 9$184 USD
Retailer 14$228 USD
Retailer 12$266 USD
Retailer 8$277 USD
Retailer 2$318 USD
Retailer 4$435 USD
Retailer 10$443 USD
Retailer 7$450 USD
Retailer 3$592 USD
MOH London$861 USD

37 data points across 14 retailers

15 retailers$148 USD to $861 USD

A
Cheapest Retailer
-
$148 USD
A
Retailer 2
-
$166 USD
View
Final sale: no returns
A
Retailer 3
-
$172 USD
View
A
Retailer 4
-
$184 USD
View
A
Retailer 5
-
$184 USD
View
B+
Retailer 6
-
$228 USD
View
A
Retailer 7
-
$266 USD
View
A
Retailer 8
-
$277 USD
£218 GBP
View
A
Retailer 9
-
$318 USD
£251 GBP
View
Retailer 10
-
$385 USD
View
Price last confirmed 76 days ago
B+
Retailer 11
-
$435 USD
View
B+
Retailer 12
-
$443 USD
View
B+
Retailer 13
-
$450 USD
View
B+
Retailer 14
-
$592 USD
View
Most Expensive
B
MOH London
LG483196812 · Oct 26
$861 USD
£678 GBP
View
14 more retailers have this diamond
Prices start from $148 USDSave up to $713 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
1.19ct Round
$148 USD