This is a beautiful Omega Seamaster De Ville

Manual winding caliber 611

Vintage year 1966. serial starts with 23

Case back reference 136.020

Gold on steel case

Functions: Date

Case: Gold-cap on stainless steel

Case back: Unishell (case opening on dial side)

Dial: with luminous "stick" hands and hand-rivetted gold hour markers

Crystal: armoured hesalite with Omega logo in the center

Brand	Omega
Model	Seamaster DeVille
Reference number	136.020
Code	322
Movement	Manual winding
Case material	Steel
Bracelet material	Leather
Year of production	1966
Condition	Good (Light signs of wear or scratches)
Scope of delivery	No original box, no original papers
Gender	Men's watch/Unisex

Caliber
Movement	Manual winding
Movement/Caliber	611
Number of jewels	17
Case
Case material	Steel
Case diameter	34 mm
Thickness	11 mm
Water resistance	Not water resistant
Bezel material	Gold/Steel
Crystal	Plexiglass
Dial	Silver
Dial numerals	No numerals
Bracelet/strap
Bracelet material	Leather
Bracelet color	Brown
Bracelet length	180 mm (110 mm / 70 mm)
Bracelet thickness	2 mm
Lug width	18
Clasp	Buckle
Clasp material	Steel
Buckle width	16 mm
Functions
Date

Omega Seamaster De Ville 136.020 cal 611 gold on steel vintage year 1966 linen dial date