Round|Lab Grown|IGI

3.86ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG814638026

Shape and cutting style on the report: Round brilliant

Certificate IGI LG814638026

Diamond specifications and retailer prices

From $585 CAD

$418 USD

As of October 26, 2026

Save $5,811 CAD (91%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $6,396 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 3.86ct lab-grown round diamond

This 3.86ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG814638026 or 814638026. Listed at 17 retailers as of October 26, 2026, with prices from $585 to $6,396, a $5,811 spread on the same certified stone. Brilliant Earth lists it at $6,396. 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

3.86

Carat

Color

SI2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.3°

Pavilion angle41.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG814638026

Dimensions10.07 × 9.99 × 6.23 mm

L/W Ratio1.01

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG814638026

Side View

Caratlytics Score

How it works →

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 26

Current: $6,396 CAD|Low: $563 CAD|High: $6,592 CAD|Avg: $1,894 CAD|-3.0%

Brilliant Earth

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

Retailer 17

October 29, 2026

Retailer 3$585 CAD

Retailer 4$655 CAD

Retailer 8$656 CAD

Retailer 9$726 CAD

Retailer 11$788 CAD

Retailer 2$1,096 CAD

Retailer 17$1,146 CAD

Retailer 13$1,185 CAD

Retailer 7$1,195 CAD

Retailer 10$1,672 CAD

Retailer 16$1,744 CAD

Retailer 5$1,896 CAD

Retailer 12$2,279 CAD

Retailer 6$2,335 CAD

Retailer 14$2,672 CAD

Retailer 15$3,310 CAD

Brilliant Earth$6,396 CAD

42 data points across 17 retailers

17 retailers$585 CAD to $6,396 CAD

Cheapest Retailer

$585 CAD

$418 USD

Retailer 2

$655 CAD

$468 USD

View

Final sale: no returns

Retailer 3

$656 CAD

$469 USD

View

Retailer 4

$726 CAD

$519 USD

View

Retailer 5

$788 CAD

HK$4,400 HKD

View

Retailer 6

$1,096 CAD

€746 EUR

View

B+

Retailer 7

$1,146 CAD

$819 USD

View

Retailer 8

$1,185 CAD

£667 GBP

View

Retailer 9

$1,195 CAD

$854 USD

View

B+

Retailer 10

$1,672 CAD

A$1,838 AUD

View

B+

Retailer 11

$1,744 CAD

$1,246 USD

View

B+

Retailer 12

$1,896 CAD

$1,355 USD

View

B+

Retailer 13

$2,279 CAD

SGD 2,200 SGD

View

B+

Retailer 14

$2,335 CAD

$1,668 USD

View

B+

Retailer 15

$2,672 CAD

£1,503 GBP

View

Retailer 16

$3,310 CAD

$2,365 USD

View

Most Expensive

Brilliant Earth

20541259A · Oct 29

$6,396 CAD

$4,570 USD

View

16 more retailers have this diamond

Prices start from $585 CADSave up to $5,811 CAD

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.

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3.86ct Round

$585 CAD