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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 $318 NZD
As of November 6, 2026
Save $1,322 NZD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,640 NZD at MOH London · As of November 4, 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 4, 2026, with prices from $318 to $1,640, a $1,322 spread on the same certified stone. MOH London lists it at $1,640. 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
Colour
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 6
Current: $1,640 NZD|Low: $318 NZD|High: $1,663 NZD|Avg: $789 NZD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$318 NZD
Retailer 3$605 NZD
Retailer 2$607 NZD
Retailer 5$639 NZD
Retailer 4$747 NZD
Retailer 7$927 NZD
MOH London$1,640 NZD

44 data points across 7 retailers

7 retailers$318 NZD to $1,640 NZD

A
Cheapest Retailer
-
$318 NZD
Final sale: no returns
A
Retailer 2
-
$605 NZD
View
A
Retailer 3
-
$607 NZD
View
A
Retailer 4
-
$639 NZD
View
B+
Retailer 5
-
$747 NZD
View
B
Retailer 6
-
$927 NZD
View
Most Expensive
B
MOH London
LG395953798 · Nov 4
$1,640 NZD
£726 GBP
View
6 more retailers have this diamond
Prices start from $318 NZDSave up to $1,322 NZD

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
$318 NZD