Radiant|Lab Grown|IGI

1.05ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG833624715

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

Certificate IGI LG833624715

Diamond specifications and retailer prices

From $141 USD
As of October 27, 2026
Save $678 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $819 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown radiant diamond

This 1.05ct 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 LG833624715 or 833624715. Listed at 10 retailers as of October 27, 2026, with prices from $141 to $819, a $678 spread on the same certified stone. MOH London lists it at $819. 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

1.05
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833624715
Dimensions7.22 × 5.09 × 3.36 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.22 mm5.09 mm1.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833624715
Side View
Table 65.0%Crown 44.3°Girdle: MediumPavilion 35.8°Culet: NoneDepth 66.0%

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 27
Current: $819 USD|Low: $135 USD|High: $1,422 USD|Avg: $476 USD|-42.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 5$141 USD
Retailer 9$163 USD
Retailer 3$227 USD
Retailer 2$309 USD
Retailer 10$496 USD
Retailer 7$560 USD
Retailer 6$590 USD
Retailer 8$591 USD
Retailer 4$592 USD
MOH London$819 USD

26 data points across 10 retailers

10 retailers$141 USD to $819 USD

A
Cheapest Retailer
-
$141 USD
A
Retailer 2
-
$163 USD
View
A
Retailer 3
-
$227 USD
£179 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
$309 USD
€294 EUR
View
B+
Retailer 5
-
$496 USD
View
B
Retailer 6
-
$560 USD
View
B+
Retailer 7
-
$590 USD
View
B+
Retailer 8
-
$591 USD
SGD 799 SGD
View
Price last confirmed 16 days ago
B
Retailer 9
-
$592 USD
View
Most Expensive
B
MOH London
LG833624715 · Oct 29
$819 USD
£645 GBP
View
9 more retailers have this diamond
Prices start from $141 USDSave up to $678 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
1.05ct Radiant
$141 USD