Emerald|Lab Grown|IGI

0.78ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG805672703

Shape and cutting style on the report: Emerald cut

Certificate IGI LG805672703

Diamond specifications and retailer prices

From $121 USD
As of October 27, 2026
Save $449 USD (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,260 USD at MOH London · As of October 21, 2026
View at MOH London

About this 0.78ct lab-grown emerald diamond

This 0.78ct lab-grown emerald sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805672703 or 805672703. Listed at 17 retailers as of October 27, 2026, with a 371% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.78
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805672703
Dimensions6.43 × 4.34 × 2.82 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm4.34 mm0.78 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805672703
Side View
Table 63.0%Crown 34°Girdle: Slightly ThickPavilion 38.6°Culet: LargeDepth 65.0%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: $1,260 USD|Low: $103 USD|High: $1,260 USD|Avg: $334 USD|+12.5%
MOH London
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
October 29, 2026
Retailer 3$121 USD
Retailer 16$134 USD
Retailer 13$140 USD
Retailer 15$160 USD
Retailer 12$179 USD
Retailer 8$210 USD
Retailer 2$264 USD
Retailer 5$291 USD
Retailer 10$308 USD
Retailer 14$364 USD
Retailer 11$370 USD
Retailer 7$389 USD
Retailer 9$417 USD
Retailer 4$483 USD
Retailer 6$570 USD
MOH London$1,260 USD

43 data points across 16 retailers

17 retailers$121 USD to $570 USD

A
Cheapest Retailer
-
$121 USD
A
Retailer 2
-
$134 USD
View
Final sale: no returns
A
Retailer 3
-
$140 USD
View
B+
Retailer 4
-
$160 USD
View
A
Retailer 5
-
$179 USD
HK$1,400 HKD
View
A
Retailer 6
-
$210 USD
View
B+
Retailer 7
-
$264 USD
€251 EUR
View
B+
Retailer 8
-
$291 USD
View
B+
Retailer 9
-
$308 USD
£243 GBP
View
B+
Retailer 10
-
$364 USD
View
B+
Retailer 11
-
$370 USD
£291 GBP
View
B+
Retailer 12
-
$389 USD
View
B
Retailer 13
-
$417 USD
SGD 563 SGD
View
B
Retailer 14
-
$483 USD
View
B
Retailer 15
-
$570 USD
View
B
Retailer 16
-
$570 USD
View
Price last confirmed 15 days ago
Most Expensive
C
MOH London
LG805672703 · Oct 21
$1,260 USD
£992 GBP
View
Price last confirmed 8 days ago
16 more retailers have this diamond
Prices start from $121 USDSave up to $449 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
0.78ct Emerald
$121 USD