Round|Lab Grown|IGI

1.01ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG843605391

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843605391

Diamond specifications and retailer prices

From $141 USD
As of November 1, 2026
Save $681 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $822 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843605391 or 843605391. Listed at 15 retailers as of October 29, 2026, with prices from $141 to $822, a $681 spread on the same certified stone. MOH London lists it at $822. 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

1.01
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843605391
Dimensions6.46 × 6.48 × 3.95 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.46 mm6.48 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843605391
Side View
Table 59.0%Crown 33.4°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 61.0%

Caratlytics Score

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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: $822 USD|Low: $141 USD|High: $839 USD|Avg: $391 USD|-2.1%
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
November 1, 2026
Retailer 14$141 USD
Retailer 13$163 USD
Retailer 7$175 USD
Retailer 12$175 USD
Retailer 5$272 USD
Retailer 9$298 USD
Retailer 8$306 USD
Retailer 10$311 USD
Retailer 6$326 USD
Retailer 2$390 USD
Retailer 15$420 USD
Retailer 11$562 USD
Retailer 3$593 USD
Retailer 4$617 USD
MOH London$822 USD

17 data points across 15 retailers

15 retailers$141 USD to $822 USD

A
Cheapest Retailer
-
$141 USD
A
Retailer 2
-
$163 USD
View
A
Retailer 3
-
$175 USD
View
Retailer 4
-
$175 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$272 USD
View
A
Retailer 6
-
$298 USD
£235 GBP
View
A
Retailer 7
-
$306 USD
£241 GBP
View
A
Retailer 8
-
$311 USD
€296 EUR
View
A
Retailer 9
-
$326 USD
View
B+
Retailer 10
-
$390 USD
View
B+
Retailer 11
-
$420 USD
View
B
Retailer 12
-
$562 USD
View
B
Retailer 13
-
$593 USD
View
B
Retailer 14
-
$617 USD
View
Most Expensive
B
MOH London
LG843605391 · Oct 29
$822 USD
£647 GBP
View
14 more retailers have this diamond
Prices start from $141 USDSave up to $681 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
1.01ct Round
$141 USD