Vintage Gruen Veri Thin Driver 335-558 31mm There is discoloration

There is discoloration

Lug width: 22

Hamilton in used aged shape showing signs of wear and use

Not reading on timegraph

Multifort Two Tone

Vintage Gruen Veri Thin Driver 335-558 31mm There is discolorationSpecifications SKU 4012025142756 Item Wristwatch Brand Gruen Model Veri Thin Driver Case Material 10k GF Country Swiss Jewels Gender Men's Grade Size 23. 5mm Movement Mechanical Year Dial Color Band Material Functions Type Department Balance Measurements Diameter 23. 5mm Dial Diameter Width FALSEmm Length Height Thickness Inside Diameter Outside Diameter Inside Width Inside Length Outside Length Outside Width Box Length Box Width Standardized Size