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Radiant|Lab Grown|IGI

1.85ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG621449660

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

Certificate IGI LG621449660

Diamond specifications and retailer prices

From €3,989 EUR
£3,509 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: €3,989 EUR at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.85ct lab-grown radiant diamond

This 1.85ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG621449660 or 621449660. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621449660
Dimensions8.58 × 6.18 × 4.10 mm
L/W Ratio1.39
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
8.58 mm6.18 mm1.85 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621449660
Side View
Table 62.0%Crown 42°Girdle: MediumPavilion 34.3°CuletDepth 66.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €3,989 EUR|Low: €3,989 EUR|High: €3,989 EUR|Avg: €3,989 EUR
September 26, 2026
Diamond Quarter€3,989 EUR

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
1.85IFELG605865N · Oct 31
€3,989 EUR
£3,509 GBP
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B
1.85ct Radiant
€3,989 EUR