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Round|Lab Grown|IGI

1.89ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG778691335

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778691335

Diamond specifications and retailer prices

From €585 EUR
$651 USD
As of October 29, 2026
Save €4,114 EUR (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €4,699 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.89ct lab-grown round diamond

This 1.89ct lab-grown round 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 LG778691335 or 778691335. Listed at 23 retailers as of October 29, 2026, with prices from €585 to €4,699, a €4,114 spread on the same certified stone. Brilliant Earth lists it at €4,699. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778691335
Dimensions7.89 × 7.94 × 4.90 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
7.89 mm7.94 mm1.89 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778691335
Side View
Table 57.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

Caratlytics Score

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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: Oct 29
Current: €4,699 EUR|Low: €654 EUR|High: €4,699 EUR|Avg: €1,705 EUR
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
October 30, 2026
Retailer 6€654 EUR
Retailer 11€840 EUR
Retailer 4€911 EUR
Retailer 2€1,081 EUR
Retailer 8€1,105 EUR
Retailer 14€1,108 EUR
Retailer 9€1,247 EUR
Retailer 10€1,688 EUR
Retailer 12€1,733 EUR
Retailer 13€2,190 EUR
Retailer 3€2,288 EUR
Retailer 5€2,480 EUR
Retailer 7€2,873 EUR
Brilliant Earth€4,699 EUR

44 data points across 14 retailers

23 retailers€585 EUR to €4,699 EUR

A
Cheapest Retailer
-
€585 EUR
$651 USD
A
Retailer 2
-
€636 EUR
$708 USD
View
A
Retailer 3
-
€654 EUR
$728 USD
View
Final sale: no returns
Retailer 4
-
€678 EUR
$755 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
€678 EUR
$755 USD
View
A
Retailer 6
-
€794 EUR
HK$6,900 HKD
View
A
Retailer 7
-
€840 EUR
$935 USD
View
A
Retailer 8
-
€911 EUR
$1,014 USD
View
A
Retailer 9
-
€1,081 EUR
£947 GBP
View
A
Retailer 10
-
€1,105 EUR
View
A
Retailer 11
-
€1,108 EUR
$1,233 USD
View
B+
Retailer 12
-
€1,247 EUR
ZAR 22,413 ZAR
View
B+
Retailer 13
-
€1,275 EUR
$1,419 USD
View
Retailer 14
-
€1,688 EUR
A$2,890 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
€1,733 EUR
$1,929 USD
View
B+
Retailer 16
-
€1,907 EUR
$2,123 USD
View
B+
Retailer 17
-
€2,190 EUR
$2,438 USD
View
B
Retailer 18
-
€2,288 EUR
SGD 3,442 SGD
View
B
Retailer 19
-
€2,314 EUR
$2,576 USD
View
B
Retailer 20
-
€2,341 EUR
$2,605 USD
View
B
Retailer 21
-
€2,365 EUR
$2,633 USD
View
B
Retailer 22
-
€2,873 EUR
£2,518 GBP
View
Most Expensive
B
Brilliant Earth
19064225A · Oct 29
€4,699 EUR
$5,230 USD
View
22 more retailers have this diamond
Prices start from €585 EURSave up to €4,114 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
1.89ct Round
€585 EUR