Emerald|Lab Grown|IGI

1.10ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • IGI LG820603713

Shape and cutting style on the report: Emerald cut

Certificate IGI LG820603713

Diamond specifications and retailer prices

From $149 USD
As of October 30, 2026
Save $381 USD (72%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $530 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.1ct lab-grown emerald diamond

This 1.1ct 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 LG820603713 or 820603713. Listed at 3 retailers as of October 30, 2026, with prices from $149 to $530, a $381 spread on the same certified stone. Brilliant Earth lists it at $530. 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

1.10
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG820603713
Dimensions6.89 × 4.93 × 3.33 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
6.89 mm4.93 mm1.10 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG820603713
Side View
Table 65.0%Crown 37.2°Girdle: MediumPavilion 39.5°Culet: LargeDepth 67.5%

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 30
Current: $530 USD|Low: $149 USD|High: $620 USD|Avg: $389 USD|-14.5%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$149 USD
Retailer 2$290 USD
Brilliant Earth$530 USD

36 data points across 3 retailers

3 retailers$149 USD to $530 USD

A
Cheapest Retailer
-
$149 USD
Final sale: no returns
A
Retailer 2
-
$290 USD
£228 GBP
View
Most Expensive
B
Brilliant Earth
21236161A · Oct 30
$530 USD
View
2 more retailers have this diamond
Prices start from $149 USDSave up to $381 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
1.10ct Emerald
$149 USD