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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 €133 EUR
$149 USD
As of October 30, 2026
Save €1,147 EUR (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,280 EUR at Do Amore Diamonds · As of October 31, 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 October 30, 2026, with prices from €133 to €1,280, a €1,147 spread on the same certified stone. Do Amore Diamonds lists it at €1,280. 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
Color
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: Oct 30
Current: €1,280 EUR|Low: €106 EUR|High: €1,280 EUR|Avg: €492 EUR|+0.7%
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
Retailer 16
October 30, 2026
Retailer 11€133 EUR
Retailer 3€149 EUR
Retailer 15€155 EUR
Retailer 2€238 EUR
Retailer 6€300 EUR
Retailer 14€303 EUR
Retailer 5€351 EUR
Retailer 7€422 EUR
Retailer 8€443 EUR
Retailer 16€506 EUR
Retailer 10€562 EUR
Retailer 13€587 EUR
Retailer 4€707 EUR
Retailer 9€856 EUR
Retailer 12€931 EUR
Do Amore Diamonds€1,280 EUR

38 data points across 16 retailers

12 retailers€133 EUR to €1,280 EUR

A
Cheapest Retailer
-
€133 EUR
$149 USD
A
Retailer 2
-
€149 EUR
$167 USD
View
Final sale: no returns
A
Retailer 3
-
€155 EUR
$173 USD
View
A
Retailer 4
-
€238 EUR
£209 GBP
View
B+
Retailer 5
-
€303 EUR
$339 USD
View
B+
Retailer 6
-
€506 EUR
$565 USD
View
B+
Retailer 7
-
€562 EUR
$628 USD
View
B+
Retailer 8
-
€587 EUR
$656 USD
View
B
Retailer 9
-
€707 EUR
$790 USD
View
B
Retailer 10
-
€856 EUR
£753 GBP
View
B
Retailer 11
-
€931 EUR
$1,040 USD
View
Most Expensive
B
Do Amore Diamonds
27-D64C21554 · Oct 31
€1,280 EUR
$1,430 USD
View
11 more retailers have this diamond
Prices start from €133 EURSave up to €1,147 EUR

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
€133 EUR