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Round|Lab Grown|IGI

1.80ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG779641877

Shape and cutting style on the report: Round brilliant

Certificate IGI LG779641877

Diamond specifications and retailer prices

From €661 EUR
$738 USD
As of November 1, 2026
Save €3,806 EUR (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €4,466 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.8ct lab-grown round diamond

This 1.8ct 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 LG779641877 or 779641877. Listed at 24 retailers as of October 31, 2026, with prices from €661 to €4,466, a €3,806 spread on the same certified stone. Brilliant Earth lists it at €4,466. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779641877
Dimensions7.77 × 7.82 × 4.79 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
7.77 mm7.82 mm1.80 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779641877
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

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: €4,466 EUR|Low: €635 EUR|High: €4,466 EUR|Avg: €1,647 EUR|+0.2%
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 18€661 EUR
Retailer 8€719 EUR
Retailer 10€739 EUR
Retailer 4€766 EUR
Retailer 15€926 EUR
Retailer 7€990 EUR
Retailer 11€1,216 EUR
Retailer 13€1,217 EUR
Retailer 5€1,241 EUR
Retailer 14€1,409 EUR
Retailer 17€1,888 EUR
Retailer 12€1,908 EUR
Retailer 9€2,154 EUR
Retailer 16€2,475 EUR
Retailer 3€2,487 EUR
Retailer 6€2,577 EUR
Retailer 2€3,009 EUR
Brilliant Earth€4,466 EUR

45 data points across 18 retailers

24 retailers€661 EUR to €4,466 EUR

A
Cheapest Retailer
-
€661 EUR
$738 USD
A
Retailer 2
-
€719 EUR
$803 USD
View
A
Retailer 3
-
€739 EUR
$826 USD
View
Final sale: no returns
Retailer 4
-
€766 EUR
$856 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
€766 EUR
$856 USD
View
A
Retailer 6
-
€894 EUR
HK$7,800 HKD
View
A
Retailer 7
-
€926 EUR
$1,035 USD
View
A
Retailer 8
-
€990 EUR
$1,106 USD
View
B+
Retailer 9
-
€1,199 EUR
$1,340 USD
View
B+
Retailer 10
-
€1,216 EUR
£1,070 GBP
View
B+
Retailer 11
-
€1,217 EUR
View
B+
Retailer 12
-
€1,241 EUR
$1,386 USD
View
B+
Retailer 13
-
€1,409 EUR
ZAR 25,422 ZAR
View
B+
Retailer 14
-
€1,888 EUR
$2,109 USD
View
B
Retailer 15
-
€1,908 EUR
A$3,279 AUD
View
B
Retailer 16
-
€2,154 EUR
$2,407 USD
View
Retailer 17
-
€2,475 EUR
$2,765 USD
View
Price last confirmed 7 days ago
B
Retailer 18
-
€2,487 EUR
$2,778 USD
View
B
Retailer 19
-
€2,577 EUR
SGD 3,890 SGD
View
B
Retailer 20
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€2,590 EUR
$2,894 USD
View
B
Retailer 21
-
€2,605 EUR
$2,910 USD
View
B
Retailer 22
-
€2,642 EUR
$2,951 USD
View
B
Retailer 23
-
€3,009 EUR
£2,647 GBP
View
Most Expensive
B
Brilliant Earth
19067109A · Oct 31
€4,466 EUR
$4,990 USD
View
23 more retailers have this diamond
Prices start from €661 EURSave up to €3,806 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
1.80ct Round
€661 EUR