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Radiant|Lab Grown|IGI

1.17ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG735547542

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

Certificate IGI LG735547542

Diamond specifications and retailer prices

From €160 EUR
$179 USD
As of October 30, 2026
Save €1,379 EUR (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,593 EUR at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.17ct lab-grown radiant diamond

This 1.17ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG735547542 or 735547542. Listed at 22 retailers as of October 30, 2026, with a 861% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.4°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735547542
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.37 mm7.13 mm1.17 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735547542
Side View
Table 67.0%Crown 27.4°Girdle: MED-STKPavilion 35°Culet: NoneDepth 64.3%

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: €1,540 EUR|Low: €154 EUR|High: €1,593 EUR|Avg: €536 EUR|-3.4%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 4€160 EUR
Retailer 17€178 EUR
Retailer 10€185 EUR
Retailer 5€199 EUR
Retailer 12€199 EUR
Retailer 15€336 EUR
Retailer 2€342 EUR
Retailer 7€352 EUR
Retailer 14€357 EUR
Retailer 9€419 EUR
Retailer 16€483 EUR
Retailer 19€496 EUR
Retailer 6€637 EUR
Retailer 8€641 EUR
Retailer 11€686 EUR
Retailer 3€707 EUR
Retailer 20€734 EUR
Retailer 13€928 EUR
Retailer 18€1,164 EUR
Brilliant Earth€1,540 EUR

39 data points across 20 retailers

22 retailers€160 EUR to €1,540 EUR

A
Cheapest Retailer
-
€160 EUR
$179 USD
A
Retailer 2
-
€178 EUR
$199 USD
View
Final sale: no returns
A
Retailer 3
-
€185 EUR
$207 USD
View
A
Retailer 4
-
€199 EUR
$222 USD
View
Retailer 5
-
€199 EUR
$222 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€336 EUR
View
A
Retailer 7
-
€342 EUR
ZAR 6,178 ZAR
View
A
Retailer 8
-
€352 EUR
$393 USD
View
A
Retailer 9
-
€357 EUR
£314 GBP
View
A
Retailer 10
-
€419 EUR
$468 USD
View
A
Retailer 11
-
€483 EUR
A$831 AUD
View
A
Retailer 12
-
€496 EUR
$554 USD
View
B+
Retailer 13
-
€637 EUR
$712 USD
View
B+
Retailer 14
-
€641 EUR
$716 USD
View
B+
Retailer 15
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€686 EUR
$766 USD
View
B+
Retailer 16
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€707 EUR
SGD 1,068 SGD
View
B+
Retailer 17
-
€734 EUR
$820 USD
View
B+
Retailer 18
-
€928 EUR
£816 GBP
View
Retailer 19
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€1,164 EUR
$1,300 USD
View
Price last confirmed 13 days ago
Retailer 20
-
€1,182 EUR
$1,320 USD
View
Price last confirmed 38 days ago
B
Retailer 21
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€1,540 EUR
$1,720 USD
View
Most Expensive
Brilliant Earth
16533170A · Sep 28
€1,593 EUR
$1,780 USD
View
Price last confirmed 33 days ago
21 more retailers have this diamond
Prices start from €160 EURSave up to €1,379 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
1.17ct Radiant
€160 EUR