Emerald|Lab Grown|IGI

1.00ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG818676038

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818676038

Diamond specifications and retailer prices

From $132 USD
As of November 3, 2026
Save $1,096 USD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,228 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818676038 or 818676038. Listed at 16 retailers as of November 1, 2026, with prices from $132 to $1,228, a $1,096 spread on the same certified stone. MOH London lists it at $1,228. 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

1.00
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818676038
Dimensions7.48 × 4.63 × 2.74 mm
L/W Ratio1.62
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm4.63 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818676038
Side View
Table 73.0%Crown 31.9°Girdle: MED-STKPavilion 38.4°Culet: LargeDepth 59.2%

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: Nov 3
Current: $1,228 USD|Low: $132 USD|High: $1,290 USD|Avg: $462 USD|-3.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 10$132 USD
Retailer 9$166 USD
Retailer 12$200 USD
Retailer 7$269 USD
Retailer 8$279 USD
Retailer 2$298 USD
Retailer 5$361 USD
Retailer 3$440 USD
Retailer 6$480 USD
Retailer 4$530 USD
Retailer 11$933 USD
MOH London$1,228 USD

40 data points across 12 retailers

16 retailers$132 USD to $1,228 USD

Retailer 1
-
$123 USD
Price last confirmed 44 days ago
A
Retailer 2
-
$132 USD
View
Final sale: no returns
Retailer 3
-
$143 USD
View
Price last confirmed 44 days ago
Retailer 4
-
$162 USD
View
Price last confirmed 40 days ago
A
Retailer 5
-
$166 USD
View
B+
Retailer 6
-
$200 USD
View
Retailer 7
-
$269 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$279 USD
View
A
Retailer 9
-
$298 USD
View
B+
Retailer 10
-
$361 USD
View
B+
Retailer 11
-
$440 USD
View
B+
Retailer 12
-
$480 USD
View
Retailer 13
-
$491 USD
View
Price last confirmed 39 days ago
B+
Retailer 14
-
$530 USD
View
B
Retailer 15
-
$933 USD
View
Most Expensive
B
MOH London
LG818676038 · Nov 1
$1,228 USD
£967 GBP
View
15 more retailers have this diamond
Prices start from $132 USDSave up to $1,096 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
1.00ct Emerald
$132 USD