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Emerald|Lab Grown|IGI

2.51ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG838619331

Shape and cutting style on the report: Emerald cut

Certificate IGI LG838619331

Diamond specifications and retailer prices

From $1,680 AUD
$1,180 USD
As of October 30, 2026
Save $8,940 AUD (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,620 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.51ct lab-grown emerald diamond

This 2.51ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG838619331 or 838619331. Listed at 8 retailers as of October 30, 2026, with prices from $1,680 to $10,620, a $8,940 spread on the same certified stone. Brilliant Earth lists it at $10,620. 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

2.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838619331
Dimensions8.89 × 6.35 × 4.32 mm
L/W Ratio1.40
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
8.89 mm6.35 mm2.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838619331
Side View
Table 61.0%Crown 36.1°Girdle: Slightly ThickPavilion 39.6°Culet: LargeDepth 68.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $10,620 AUD|Low: $1,680 AUD|High: $11,303 AUD|Avg: $4,521 AUD|-0.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 4$1,680 AUD
Retailer 2$1,880 AUD
Retailer 6$1,888 AUD
Retailer 3$3,576 AUD
Retailer 5$4,042 AUD
Retailer 7$4,751 AUD
Retailer 8$6,513 AUD
Brilliant Earth$10,620 AUD

28 data points across 8 retailers

8 retailers$1,680 AUD to $10,620 AUD

A
Cheapest Retailer
-
$1,680 AUD
$1,180 USD
A
Retailer 2
-
$1,880 AUD
£1,040 GBP
View
A
Retailer 3
-
$1,888 AUD
€1,263 EUR
View
A
Retailer 4
-
$3,576 AUD
$2,512 USD
View
B+
Retailer 5
-
$4,042 AUD
$2,839 USD
View
B+
Retailer 6
-
$4,751 AUD
£2,628 GBP
View
Retailer 7
-
$6,513 AUD
$4,575 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21660700A · Oct 30
$10,620 AUD
$7,460 USD
View
7 more retailers have this diamond
Prices start from $1,680 AUDSave up to $8,940 AUD

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
2.51ct Emerald
$1,680 AUD