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Emerald|Lab Grown|IGI

3.12ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG742514189

Certificate IGI LG742514189

Diamond specifications and retailer prices

From $1,604 USD
Save $10,756 USD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $12,360 USD at Brilliant Earth
View at Brilliant Earth

About this 3.12ct lab-grown emerald diamond

This 3.12ct 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 LG742514189 or 742514189. Listed at 25 retailers, with prices from $1,604 to $12,360 at Brilliant Earth, a $10,756 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

3.12
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742514189
Dimensions9.85 × 6.87 × 4.61 mm
L/W Ratio1.43
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
9.85 mm6.87 mm3.12 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742514189
Side View
Table 63.0%Crown 33.4°Girdle: MediumPavilion 41.6°Culet: LargeDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $12,360 USD|Low: $1,282 USD|High: $12,360 USD|Avg: $5,188 USD
Brilliant Earth
Retailer 2
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Retailer 21
October 1, 2026
Retailer 4$1,796 USD
Retailer 13$1,860 USD
Retailer 5$2,030 USD
Retailer 3$2,140 USD
Retailer 9$2,453 USD
Retailer 2$2,926 USD
Retailer 15$2,984 USD
Retailer 12$3,376 USD
Retailer 6$4,252 USD
Retailer 18$4,642 USD
Retailer 16$4,682 USD
Retailer 8$5,417 USD
Retailer 10$5,609 USD
Retailer 19$5,715 USD
Retailer 7$5,823 USD
Retailer 17$5,936 USD
Retailer 20$7,006 USD
Retailer 14$7,207 USD
Retailer 21$8,761 USD
Retailer 11$11,030 USD
Brilliant Earth$12,360 USD

39 data points across 21 retailers

25 retailers$1,604 USD to $12,360 USD

A
Cheapest Retailer
-
$1,604 USD
A
Retailer 2
-
$1,745 USD
View
A
Retailer 3
-
$1,796 USD
View
A
Retailer 4
-
$1,835 USD
View
A
Retailer 5
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$1,860 USD
View
A
Retailer 6
-
$2,030 USD
View
A
Retailer 7
-
$2,140 USD
View
A
Retailer 8
-
$2,453 USD
View
A
Retailer 9
-
$2,926 USD
View
A
Retailer 10
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$2,988 USD
£2,353 GBP
View
A
Retailer 11
-
$3,376 USD
View
A
Retailer 12
-
$3,849 USD
View
B+
Retailer 13
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$4,252 USD
£3,348 GBP
View
B+
Retailer 14
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$4,642 USD
A$7,142 AUD
View
B+
Retailer 15
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$4,682 USD
ZAR 75,636 ZAR
View
B+
Retailer 16
-
$5,417 USD
View
B+
Retailer 17
-
$5,609 USD
View
B+
Retailer 18
-
$5,715 USD
View
B+
Retailer 19
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$5,823 USD
View
B+
Retailer 20
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$5,936 USD
£4,674 GBP
View
B
Retailer 21
-
$7,006 USD
View
B
Retailer 22
-
$7,207 USD
View
B
Retailer 23
-
$8,761 USD
View
B
Retailer 24
-
$11,030 USD
View
Most Expensive
B
Brilliant Earth
18396565Y · Sep 29
$12,360 USD
View
24 more retailers have this diamond
Prices start from $1,604 USDSave up to $10,756 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
3.12ct Emerald
$1,604 USD