1960s Certina Good Time tank watch, tortoise shell style dial, Cal. 19-30.
 
This watch is suitable for a gent or a lady with its slim proportions of 23mm x 28mm.
It is a classy dress watch with a beautiful dial, in excellent condition.
 
It is keeping time to within +22 seconds a day. There are further details below.
 
Please see the images as these compliment and aid the description provided below.
 
Dial:
A beautiful Tortoise shell finish with a glossy finish. This is an excellent dial in excellent condition.
 
Hands:
The hands are original and have no signs of wear or corrosion. 
 
Glass:
The crystal has some light surface scratches, but it is in good condition overall
 
Crown:
A replacement crown, but it is a good fit to the watch and in good condition.
 
Case:
The case has no visible wear to the gold plating and no deep scratches or dents. In very good condition.
 
Caseback:
Stainless steel. Maintains original graining still, light surface scratching.
 
Strap:
A new 16mm genuine leather strap.
 
Movement:
Beautiful Certina Cal. 19-30, 17 jewel variant. Keeping time to +22 seconds a day with an amplitude of 250 and a beat error of 0.2m/s.
 
Case dimensions
Case width: 23mm
Case width with crown: 25mm
Case length: 28mm
Case length lug to lug: 36mm
Case Depth: 8mm
Lug width: 17mm