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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 $267 NZD
As of November 6, 2026
Save $2,313 NZD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,580 NZD 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 $267 to $2,580, a $2,313 spread on the same certified stone. Do Amore Diamonds lists it at $2,580. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,580 NZD|Low: $213 NZD|High: $2,580 NZD|Avg: $997 NZD
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$267 NZD
Retailer 3$301 NZD
Retailer 12$308 NZD
Retailer 13$476 NZD
Retailer 6$604 NZD
Retailer 11$608 NZD
Retailer 5$707 NZD
Retailer 7$851 NZD
Retailer 2$1,019 NZD
Retailer 15$1,019 NZD
Retailer 10$1,120 NZD
Retailer 9$1,171 NZD
Retailer 4$1,425 NZD
Retailer 14$1,723 NZD
Do Amore Diamonds$2,580 NZD

42 data points across 15 retailers

12 retailers$267 NZD to $2,580 NZD

A
Cheapest Retailer
-
$267 NZD
A
Retailer 2
-
$301 NZD
View
Final sale: no returns
A
Retailer 3
-
$308 NZD
View
A
Retailer 4
-
$476 NZD
View
B+
Retailer 5
-
$608 NZD
View
B+
Retailer 6
-
$1,019 NZD
View
B+
Retailer 7
-
$1,019 NZD
View
B+
Retailer 8
-
$1,120 NZD
View
B+
Retailer 9
-
$1,171 NZD
View
B
Retailer 10
-
$1,425 NZD
View
B
Retailer 11
-
$1,723 NZD
View
Most Expensive
B
Do Amore Diamonds
27-D64C21554 · Nov 2
$2,580 NZD
$1,430 USD
View
11 more retailers have this diamond
Prices start from $267 NZDSave up to $2,313 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 Radiant
$267 NZD