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Round|Lab Grown|IGI

1.16ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG432095841

Shape and cutting style on the report: Round brilliant

Certificate IGI LG432095841

Diamond specifications and retailer prices

From $371 USD
As of October 30, 2026
Save $702 USD (65%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,073 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.16ct lab-grown round diamond

This 1.16ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG432095841 or 432095841. Listed at 5 retailers as of October 29, 2026, with prices from $371 to $1,073, a $702 spread on the same certified stone. MOH London lists it at $1,073. 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

1.16
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG432095841
Dimensions6.75 × 6.72 × 4.16 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
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Top View
6.75 mm6.72 mm1.16 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG432095841
Side View
Table 54.5%Crown 35°Girdle: MediumPavilion 40.3°Culet: NoneDepth 61.8%

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 30
Current: $1,073 USD|Low: $346 USD|High: $1,080 USD|Avg: $568 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 19, 2026
Retailer 3$371 USD
Retailer 2$420 USD
Retailer 5$458 USD
Retailer 4$529 USD
MOH London$1,073 USD

7 data points across 5 retailers

5 retailers$371 USD to $1,073 USD

A
Cheapest Retailer
-
$371 USD
Retailer 2
-
$420 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$458 USD
View
A
Retailer 4
-
$529 USD
View
Most Expensive
A
MOH London
LG432095841 · Oct 29
$1,073 USD
£845 GBP
View
4 more retailers have this diamond
Prices start from $371 USDSave up to $702 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
1.16ct Round
$371 USD