Emerald|Lab Grown|IGI

12.55ct E VS2 Emerald Lab Grown Diamond

ID • E/VS2 • IGI LG670463973

Shape and cutting style on the report: Emerald cut

Certificate IGI LG670463973

Diamond specifications and retailer prices

From $1,897 USD
As of October 29, 2026
Save $13,093 USD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $14,990 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 12.55ct lab-grown emerald diamond

This 12.55ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG670463973 or 670463973. Listed at 17 retailers as of October 29, 2026, with prices from $1,897 to $14,990, a $13,093 spread on the same certified stone. Brilliant Earth lists it at $14,990. 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

12.55
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670463973
Dimensions15.59 × 11.13 × 7.14 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.59 mm11.13 mm12.55 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670463973
Side View
Table 62.0%Crown 34.5°Girdle: Slightly ThickPavilion 40.6°Culet: LargeDepth 64.2%

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 29
Current: $14,990 USD|Low: $1,394 USD|High: $16,740 USD|Avg: $5,702 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 9$1,897 USD
Retailer 2$2,787 USD
Retailer 6$3,030 USD
Retailer 10$3,088 USD
Retailer 5$3,390 USD
Retailer 4$3,439 USD
Retailer 7$4,069 USD
Retailer 11$5,298 USD
Retailer 3$6,898 USD
Retailer 8$11,106 USD
Brilliant Earth$14,990 USD

43 data points across 11 retailers

17 retailers$1,897 USD to $14,990 USD

Retailer 1
-
$1,675 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$1,897 USD
View
Final sale: no returns
Retailer 3
-
$1,898 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$2,024 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$2,787 USD
£2,194 GBP
View
A
Retailer 6
-
$3,030 USD
View
B+
Retailer 7
-
$3,088 USD
View
A
Retailer 8
-
$3,390 USD
View
A
Retailer 9
-
$3,439 USD
€3,275 EUR
View
Retailer 10
-
$3,794 USD
View
Price last confirmed 30 days ago
A
Retailer 11
-
$4,069 USD
£3,204 GBP
View
B+
Retailer 12
-
$5,298 USD
View
Retailer 13
-
$6,500 USD
View
Price last confirmed 109 days ago
B+
Retailer 14
-
$6,898 USD
View
Retailer 15
-
$8,294 USD
A$12,760 AUD
View
Price last confirmed 118 days ago
B
Retailer 16
-
$11,106 USD
View
Most Expensive
B
Brilliant Earth
21026967A · Oct 29
$14,990 USD
View
16 more retailers have this diamond
Prices start from $1,897 USDSave up to $13,093 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
12.55ct Emerald
$1,897 USD