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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 €583 EUR
$651 USD
As of November 1, 2026
Save €4,099 EUR (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €4,681 EUR at Brilliant Earth · As of October 31, 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 31, 2026, with prices from €583 to €4,681, a €4,099 spread on the same certified stone. Brilliant Earth lists it at €4,681. 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
Color
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: Nov 1
Current: €4,681 EUR|Low: €559 EUR|High: €4,681 EUR|Avg: €1,534 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 17€583 EUR
Retailer 8€634 EUR
Retailer 10€652 EUR
Retailer 3€676 EUR
Retailer 15€837 EUR
Retailer 6€908 EUR
Retailer 2€1,077 EUR
Retailer 11€1,097 EUR
Retailer 4€1,104 EUR
Retailer 14€1,242 EUR
Retailer 12€1,683 EUR
Retailer 16€1,727 EUR
Retailer 9€1,900 EUR
Retailer 18€2,182 EUR
Retailer 5€2,280 EUR
Retailer 7€2,470 EUR
Retailer 13€2,862 EUR
Brilliant Earth€4,681 EUR

44 data points across 18 retailers

23 retailers€583 EUR to €4,681 EUR

A
Cheapest Retailer
-
€583 EUR
$651 USD
A
Retailer 2
-
€634 EUR
$708 USD
View
A
Retailer 3
-
€652 EUR
$728 USD
View
Final sale: no returns
Retailer 4
-
€676 EUR
$755 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
€676 EUR
$755 USD
View
A
Retailer 6
-
€791 EUR
HK$6,900 HKD
View
A
Retailer 7
-
€837 EUR
$935 USD
View
A
Retailer 8
-
€908 EUR
$1,014 USD
View
A
Retailer 9
-
€1,077 EUR
£947 GBP
View
A
Retailer 10
-
€1,097 EUR
View
A
Retailer 11
-
€1,104 EUR
$1,233 USD
View
B+
Retailer 12
-
€1,242 EUR
ZAR 22,413 ZAR
View
B+
Retailer 13
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€1,270 EUR
$1,419 USD
View
B+
Retailer 14
-
€1,683 EUR
A$2,893 AUD
View
B+
Retailer 15
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€1,727 EUR
$1,929 USD
View
B+
Retailer 16
-
€1,900 EUR
$2,123 USD
View
B+
Retailer 17
-
€2,182 EUR
$2,438 USD
View
B
Retailer 18
-
€2,280 EUR
SGD 3,442 SGD
View
B
Retailer 19
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€2,306 EUR
$2,576 USD
View
B
Retailer 20
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€2,332 EUR
$2,605 USD
View
B
Retailer 21
-
€2,357 EUR
$2,633 USD
View
B
Retailer 22
-
€2,862 EUR
£2,518 GBP
View
Most Expensive
B
Brilliant Earth
19064225A · Oct 31
€4,681 EUR
$5,230 USD
View
22 more retailers have this diamond
Prices start from €583 EURSave up to €4,099 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
€583 EUR