Emerald|Lab Grown|IGI

3.91ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG726551189

Certificate IGI LG726551189

Diamond specifications and retailer prices

From $3,204 USD
Save $18,867 USD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $22,071 USD at Mervis Diamond Importers
View at Mervis Diamond Importers

About this 3.91ct lab-grown emerald diamond

This 3.91ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG726551189 or 726551189. Listed at 24 retailers, with prices from $3,204 to $22,071 at Mervis Diamond Importers, a $18,867 spread on the same certified stone. 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

3.91
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726551189
Dimensions10.68 × 7.35 × 4.96 mm
L/W Ratio1.45
Culet sizeLarge
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
10.68 mm7.35 mm3.91 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726551189
Side View
Table 65.0%Crown 34.7°Girdle: Slightly ThickPavilion 42.4°Culet: LargeDepth 67.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Sep 29
Current: $22,071 USD|Low: $2,562 USD|High: $22,071 USD|Avg: $9,697 USD
Mervis Diamond Importers
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Retailer 20
October 1, 2026
Retailer 20$3,588 USD
Retailer 17$3,717 USD
Retailer 19$3,726 USD
Retailer 5$3,875 USD
Retailer 7$3,881 USD
Retailer 11$5,454 USD
Retailer 13$5,612 USD
Retailer 2$5,773 USD
Retailer 3$6,279 USD
Retailer 16$8,894 USD
Retailer 14$9,352 USD
Retailer 15$9,362 USD
Retailer 6$10,135 USD
Retailer 9$10,733 USD
Retailer 4$11,850 USD
Retailer 18$13,912 USD
Retailer 12$14,446 USD
Retailer 8$17,570 USD
Retailer 10$22,050 USD
Mervis Diamond Importers$22,071 USD

38 data points across 20 retailers

24 retailers$3,204 USD to $22,071 USD

A
Cheapest Retailer
-
$3,204 USD
A
Retailer 2
-
$3,486 USD
View
A
Retailer 3
-
$3,588 USD
View
A
Retailer 4
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$3,666 USD
View
A
Retailer 5
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$3,717 USD
View
A
Retailer 6
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$3,726 USD
View
A
Retailer 7
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$3,875 USD
View
A
Retailer 8
-
$3,881 USD
View
A
Retailer 9
-
$5,127 USD
View
B+
Retailer 10
-
$5,454 USD
View
B+
Retailer 11
-
$5,602 USD
£4,411 GBP
View
B+
Retailer 12
-
$5,773 USD
View
B+
Retailer 13
-
$6,279 USD
£4,944 GBP
View
B
Retailer 14
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$8,894 USD
£7,003 GBP
View
B
Retailer 15
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$9,352 USD
ZAR 151,090 ZAR
View
B
Retailer 16
-
$9,362 USD
A$14,403 AUD
View
B
Retailer 17
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$10,135 USD
View
B
Retailer 18
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$10,733 USD
View
B
Retailer 19
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$11,850 USD
View
B
Retailer 20
-
$13,912 USD
View
B
Retailer 21
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$14,446 USD
View
B
Retailer 22
-
$17,570 USD
View
B
Retailer 23
-
$22,050 USD
View
Most Expensive
B
Mervis Diamond Importers
1985409340 · Sep 30
$22,071 USD
View
23 more retailers have this diamond
Prices start from $3,204 USDSave up to $18,867 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.

A
3.91ct Emerald
$3,204 USD