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Emerald|Lab Grown|IGI

3.12ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG786681156

Shape and cutting style on the report: Emerald cut

Certificate IGI LG786681156

Diamond specifications and retailer prices

From $456 AUD
$320 USD
As of October 30, 2026
Save $3,844 AUD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,299 AUD at Brilliant Earth · As of October 30, 2026
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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786681156 or 786681156. Listed at 18 retailers as of October 30, 2026, with prices from $456 to $4,299, a $3,844 spread on the same certified stone. Brilliant Earth lists it at $4,299. 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786681156
Dimensions9.38 × 6.76 × 4.74 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.38 mm6.76 mm3.12 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786681156
Side View
Table 67.0%Crown 42.5°Girdle: ThickPavilion 42.8°Culet: LargeDepth 70.1%

Caratlytics Score

How it works →
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: Oct 30
Current: $4,299 AUD|Low: $437 AUD|High: $6,947 AUD|Avg: $1,463 AUD|-38.1%
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
October 31, 2026
Retailer 17$456 AUD
Retailer 2$528 AUD
Retailer 4$565 AUD
Retailer 9$574 AUD
Retailer 8$790 AUD
Retailer 15$917 AUD
Retailer 3$1,002 AUD
Retailer 16$1,008 AUD
Retailer 13$1,024 AUD
Retailer 6$1,209 AUD
Retailer 7$1,244 AUD
Retailer 12$1,506 AUD
Retailer 11$1,657 AUD
Retailer 10$1,842 AUD
Retailer 18$1,880 AUD
Retailer 14$2,172 AUD
Retailer 5$2,309 AUD
Brilliant Earth$4,299 AUD

42 data points across 18 retailers

18 retailers$456 AUD to $4,299 AUD

A
Cheapest Retailer
-
$456 AUD
$320 USD
A
Retailer 2
-
$528 AUD
$371 USD
View
A
Retailer 3
-
$565 AUD
$397 USD
View
A
Retailer 4
-
$574 AUD
$403 USD
View
A
Retailer 5
-
$790 AUD
$555 USD
View
B+
Retailer 6
-
$917 AUD
$644 USD
View
A
Retailer 7
-
$1,002 AUD
€670 EUR
View
A
Retailer 8
-
$1,008 AUD
£558 GBP
View
A
Retailer 9
-
$1,024 AUD
$719 USD
View
A
Retailer 10
-
$1,209 AUD
View
A
Retailer 11
-
$1,244 AUD
ZAR 14,119 ZAR
View
A
Retailer 12
-
$1,506 AUD
$1,058 USD
View
A
Retailer 13
-
$1,657 AUD
$1,164 USD
View
B+
Retailer 14
-
$1,842 AUD
$1,294 USD
View
B+
Retailer 15
-
$1,880 AUD
$1,321 USD
View
B+
Retailer 16
-
$2,172 AUD
$1,526 USD
View
B+
Retailer 17
-
$2,309 AUD
£1,277 GBP
View
Most Expensive
B
Brilliant Earth
20917966A · Oct 30
$4,299 AUD
$3,020 USD
View
17 more retailers have this diamond
Prices start from $456 AUDSave up to $3,844 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
3.12ct Emerald
$456 AUD