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Radiant|Lab Grown|IGI

1.16ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG617486308

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

Certificate IGI LG617486308

Diamond specifications and retailer prices

From $215 AUD
As of November 6, 2026
Save $1,866 AUD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,081 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.16ct lab-grown radiant diamond

This 1.16ct 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 LG617486308 or 617486308. Listed at 12 retailers as of November 2, 2026, with prices from $215 to $2,081, a $1,866 spread on the same certified stone. Do Amore Diamonds lists it at $2,081. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617486308
Dimensions7.34 × 5.13 × 3.43 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.34 mm5.13 mm1.16 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617486308
Side View
Table 65.0%Crown 46.9°Girdle: MED-STKPavilion 33.9°Culet: NoneDepth 66.9%

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: $2,081 AUD|Low: $172 AUD|High: $2,081 AUD|Avg: $805 AUD
Do Amore Diamonds
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 6, 2026
Retailer 8$215 AUD
Retailer 3$243 AUD
Retailer 12$249 AUD
Retailer 13$384 AUD
Retailer 6$488 AUD
Retailer 11$490 AUD
Retailer 5$571 AUD
Retailer 7$687 AUD
Retailer 2$822 AUD
Retailer 15$822 AUD
Retailer 10$904 AUD
Retailer 9$945 AUD
Retailer 4$1,150 AUD
Retailer 14$1,390 AUD
Do Amore Diamonds$2,081 AUD

42 data points across 15 retailers

12 retailers$215 AUD to $2,081 AUD

A
Cheapest Retailer
-
$215 AUD
A
Retailer 2
-
$243 AUD
View
Final sale: no returns
A
Retailer 3
-
$249 AUD
View
A
Retailer 4
-
$384 AUD
View
B+
Retailer 5
-
$490 AUD
View
B+
Retailer 6
-
$822 AUD
View
B+
Retailer 7
-
$822 AUD
View
B+
Retailer 8
-
$904 AUD
View
B+
Retailer 9
-
$945 AUD
View
B
Retailer 10
-
$1,150 AUD
View
B
Retailer 11
-
$1,390 AUD
View
Most Expensive
B
Do Amore Diamonds
27-D64C21554 · Nov 2
$2,081 AUD
$1,430 USD
View
11 more retailers have this diamond
Prices start from $215 AUDSave up to $1,866 AUD

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 Radiant
$215 AUD