EASTERN CO — Director's Dealing 2007

Dec 17, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EASTERN CO (EML)
CIK: 0000031107
Period of Report: 2007-12-14

Reporting Person: LEGANZA LEONARD F (Director, Chairman, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-12-14	Common Stock	M	56250	$7.95	Acquired	112874	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-12-14	Non-qualified employee stock option	$7.95	M	56250	Disposed	1997-12-16	Common Stock (56250)	Direct
1998-09-09	Qualified employee stock option	$9.33	A	0	Acquired	1998-09-09	Common Stock (10712.25)	Direct
1998-09-09	Non-qualified employee stock option	$9.33	A	0	Acquired	1998-09-09	Common Stock (56787.75)	Direct
1999-12-15	Qualified employee stock option	$10.17	A	0	Acquired	1999-12-15	Common Stock (19671)	Direct
1999-12-15	Non-qualified employee stock option	$10.17	A	0	Acquired	1999-12-15	Common Stock (62829)	Direct
2000-07-19	Qualified employee stock option	$9.50	A	0	Acquired	2000-07-19	Common Stock (48750)	Direct

Footnotes

F1: 56,250 shares were exercised on December 14, 2007 at $7.95 per share. The original 12/16/1997 option was for 25,000 shares
at $17.875 per share. As a result of a 3-for-2 stock split effective
5/28/1999 and a 3-for-2 stock split effective 10/18/2006, this option became 56,250 shares at $7.95 per share.

F2: Original 12/16/1997 option was for 25,000 shares at $17.875 per share. As a result of a 3-for-2 stock split effective
5/28/1999 and a 3-for-2 stock split effective 10/18/2006, this option is now 56,250 shares at $7.95 per share. On December
14, 2007, 56,250 shares were exercised at $7.95 per share leaving a zero balance.

F3: Original 9/9/1998 option was for 4,761 shares at $21.00 per share. As a result of a 3-for-2 stock split effective 5/28/1999
and a 3-for-2 stock split effective 10/18/2006, this option is now 10,712.25 shares at $9.33 per share.

F4: Original 9/9/1998 option was for 25,239 shares at $21.00 per share. As a result of a 3-for-2 stock split effective 5/28/1999
and a 3-for-2 stock split effective 10/18/2006, this option is now 56,787.75 shares at $9.33 per share.

F5: Original 12/15/1999 option was for 13,114 shares at $15.25 per share. As a result of a 3-for-2 stock split effective
10/18/2006, this option is now 19,671 shares at $10.17 per share.

F6: Original 12/15/1999 option was for 41,886 shares at $15.25 per share. As a result of a 3-for-2 stock split effective
10/18/2006, this option is now 62,829 shares at $10.17 per share.

F7: The original 7/19/2000 option was for 32,500 shares at $14.25 per share. 7,017 shares were vested on 1/1/2001; 7,017 shares
were vested on 1/1/2002; 7,017 shares were vested on 1/1/2003; 7,017 shares were vested on 1/1/2004 and the remaining 4,432
shares vested on 1/1/2005. As a result of a 3-for2 stock split effective 10/18/2006, this option is now 48,750 shares at
$9.50 per share.