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Radiant|Lab Grown|IGI

1.19ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG655421902

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG655421902

Diamond specifications and retailer prices

From $127 USD
As of November 6, 2026
Save $1,185 USD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,312 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.19ct lab-grown radiant diamond

This 1.19ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG655421902 or 655421902. Listed at 15 retailers as of November 5, 2026, with prices from $127 to $1,312, a $1,185 spread on the same certified stone. MOH London lists it at $1,312. 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
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655421902
Dimensions7.62 × 5.15 × 3.47 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.62 mm5.15 mm1.19 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655421902
Side View
Table 66.0%Crown 46.3°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 67.4%

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: Nov 6
Current: $1,312 USD|Low: $127 USD|High: $1,322 USD|Avg: $429 USD|-0.8%
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 14$127 USD
Retailer 7$147 USD
Retailer 15$158 USD
Retailer 6$179 USD
Retailer 10$203 USD
Retailer 11$260 USD
Retailer 2$284 USD
Retailer 4$302 USD
Retailer 5$307 USD
Retailer 3$371 USD
Retailer 16$412 USD
Retailer 12$440 USD
Retailer 17$506 USD
Retailer 13$535 USD
Retailer 8$697 USD
Retailer 9$970 USD
MOH London$1,312 USD

10 data points across 17 retailers

15 retailers$127 USD to $1,312 USD

A
Cheapest Retailer
-
$127 USD
A
Retailer 2
-
$147 USD
View
A
Retailer 3
-
$158 USD
View
A
Retailer 4
-
$179 USD
View
A
Retailer 5
-
$203 USD
View
A
Retailer 6
-
$260 USD
View
A
Retailer 7
-
$284 USD
View
B+
Retailer 8
-
$302 USD
View
A
Retailer 9
-
$307 USD
View
A
Retailer 10
-
$371 USD
View
A
Retailer 11
-
$412 USD
View
A
Retailer 12
-
$440 USD
View
B+
Retailer 13
-
$506 USD
View
B+
Retailer 14
-
$535 USD
View
Most Expensive
B
MOH London
LG655421902 · Nov 5
$1,312 USD
£1,033 GBP
View
14 more retailers have this diamond
Prices start from $127 USDSave up to $1,185 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 Radiant
$127 USD