CaratHunter
Plans
Asscher|Lab Grown|IGI

3.11ct E SI1 Asscher Lab Grown Diamond

EX • E/SI1 • IGI LG681568868

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG681568868

Diamond specifications and retailer prices

From $1,049 USD
As of October 29, 2026
Save $544 USD (34%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,593 USD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 3.11ct lab-grown asscher diamond

This 3.11ct lab-grown asscher sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG681568868 or 681568868. Listed at 2 retailers as of October 29, 2026, with prices from $1,049 to $1,593, a $544 spread on the same certified stone. Diamond Quarter lists it at $1,593. 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

3.11
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681568868
Dimensions8.24 × 7.93 × 5.32 mm
L/W Ratio1.04
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.24 mm7.93 mm3.11 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681568868
Side View
Table 65.0%Crown 34.4°Girdle: Slightly ThickPavilion 40.9°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,049 USD|Low: $1,010 USD|High: $1,668 USD|Avg: $1,252 USD|-37.1%
September 23, 2026
Retailer 1$1,049 USD

4 data points across 1 retailer

2 retailers$1,049 USD to $1,593 USD

B+
Cheapest Retailer
-
$1,049 USD
Most Expensive
B
Diamond Quarter
3.11SI1ELG686E3FN · Oct 29
$1,593 USD
£1,254 GBP
View
1 more retailer has this diamond
Prices start from $1,049 USDSave up to $544 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.

B+
3.11ct Asscher
$1,049 USD