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Round|Lab Grown|IGI

1.16ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG395953798

Shape and cutting style on the report: Round brilliant

Certificate IGI LG395953798

Diamond specifications and retailer prices

From $179 USD
As of November 1, 2026
Save $746 USD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $925 USD at MOH London · As of November 1, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG395953798 or 395953798. Listed at 7 retailers as of November 1, 2026, with prices from $179 to $925, a $746 spread on the same certified stone. MOH London lists it at $925. 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
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG395953798
Dimensions6.85 × 6.83 × 4.09 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.85 mm6.83 mm1.16 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG395953798
Side View
Table 58.0%Crown 33.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.8%

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: Nov 1
Current: $925 USD|Low: $128 USD|High: $935 USD|Avg: $436 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6$179 USD
Retailer 2$340 USD
Retailer 3$347 USD
Retailer 5$359 USD
Retailer 4$420 USD
Retailer 7$521 USD
MOH London$925 USD

42 data points across 7 retailers

7 retailers$179 USD to $925 USD

A
Cheapest Retailer
-
$179 USD
Final sale: no returns
A
Retailer 2
-
$340 USD
€324 EUR
View
A
Retailer 3
-
$347 USD
£273 GBP
View
A
Retailer 4
-
$359 USD
View
B+
Retailer 5
-
$420 USD
View
B
Retailer 6
-
$521 USD
View
Most Expensive
B
MOH London
LG395953798 · Nov 1
$925 USD
£728 GBP
View
6 more retailers have this diamond
Prices start from $179 USDSave up to $746 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
$179 USD