The Wittnauer Pert-o-Graph Ref. 7005 is a rare 1960s automatic timepiece combining technical design with vintage Swiss craftsmanship. Featuring its signature slide-rule bezel, unique graph-pattern dial, date display, and the reliable C11KAS automatic caliber, it represents Wittnauer’s innovative approach to tool-inspired watch design.
Specifications
SKU
07222026155542
Item
Wristwatch
Brand
Wittnaur
Model
Pert-o-Graph
Reference
7005
Dial Color
Silver
Indices
Stick Indexes
Case Material
Stainless Steel
Movement
Automatic
Caliber
C11KAS
Country
Swiss
Gender
Men's
Jewels
17
Band Material
Leather
Department
Men
Condition
Overall Condition
Fair, overall condition
Case
Shows scratches.
Crystal
Shows hairline scratches.
Bezel
It has scratches.
Crown
Shows desk marks.
Function
Running strongly with no apparent issues, but no known service history
Timing Data
Plus 19 Seconds/day, 187 Amp, 0.2 BE
Complications
Date.
Measurements
Diameter
40mm
Thickness
11mm
Lug Width
20mm
Lug to Lug
47mm