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Round|Lab Grown|IGI

4.19ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG588351978

Shape and cutting style on the report: Round brilliant

Certificate IGI LG588351978

Diamond specifications and retailer prices

From $3,205 USD
As of November 1, 2026
Save $20,450 USD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $23,655 USD at Mervis Diamond Importers · As of October 31, 2026
View at Mervis Diamond Importers

About this 4.19ct lab-grown round diamond

This 4.19ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG588351978 or 588351978. Listed at 23 retailers as of October 31, 2026, with prices from $3,205 to $23,655, a $20,450 spread on the same certified stone. Mervis Diamond Importers lists it at $23,655. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.19
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588351978
Dimensions10.30 × 10.28 × 6.40 mm
L/W Ratio1.00
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
10.30 mm10.28 mm4.19 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588351978
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 41°Culet: NoneDepth 62.2%

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: $23,655 USD|Low: $3,077 USD|High: $23,655 USD|Avg: $7,692 USD
Mervis Diamond Importers
Retailer 2
Retailer 3
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Retailer 11
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Retailer 18
Retailer 19
November 1, 2026
Retailer 19$3,205 USD
Retailer 8$3,487 USD
Retailer 10$3,588 USD
Retailer 3$3,718 USD
Retailer 7$3,738 USD
Retailer 18$3,875 USD
Retailer 9$5,128 USD
Retailer 17$5,233 USD
Retailer 13$5,466 USD
Retailer 5$5,773 USD
Retailer 16$7,190 USD
Retailer 15$8,733 USD
Retailer 2$8,790 USD
Retailer 12$8,870 USD
Retailer 4$9,337 USD
Retailer 6$11,648 USD
Retailer 14$11,770 USD
Retailer 11$11,868 USD
Mervis Diamond Importers$23,655 USD

44 data points across 19 retailers

23 retailers$3,205 USD to $23,655 USD

A
Cheapest Retailer
-
$3,205 USD
A
Retailer 2
-
$3,487 USD
View
A
Retailer 3
-
$3,546 USD
View
A
Retailer 4
-
$3,588 USD
View
Final sale: no returns
A
Retailer 5
-
$3,718 USD
View
Retailer 6
-
$3,718 USD
View
Price last confirmed 19 days ago
A
Retailer 7
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$3,738 USD
View
A
Retailer 8
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$3,875 USD
View
A
Retailer 9
-
$5,128 USD
View
A
Retailer 10
-
$5,233 USD
View
A
Retailer 11
-
$5,466 USD
£4,304 GBP
View
A
Retailer 12
-
$5,773 USD
View
B+
Retailer 13
-
$8,733 USD
ZAR 141,086 ZAR
View
B+
Retailer 14
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$8,790 USD
£6,921 GBP
View
B+
Retailer 15
-
$8,870 USD
A$13,646 AUD
View
B+
Retailer 16
-
$9,337 USD
View
B+
Retailer 17
-
$10,235 USD
View
B
Retailer 18
-
$11,648 USD
View
B+
Retailer 19
-
$11,770 USD
View
B
Retailer 20
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$11,868 USD
View
B
Retailer 21
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$14,448 USD
View
B
Retailer 22
-
$22,050 USD
View
Most Expensive
B
Mervis Diamond Importers
1985409115 · Oct 31
$23,655 USD
View
22 more retailers have this diamond
Prices start from $3,205 USDSave up to $20,450 USD

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
4.19ct Round
$3,205 USD