Vintage Waltham World War II Type A-11 New Pulsemeter sometimes function but othertimes

Pulsemeter sometimes function but othertimes will not read

About Zodiac:

* Length from tip to tip of lugs: 35

Model: Submariner Snowflake 7016-0

Stainless Steel and Plastic

Vintage Waltham World War II Type A-11 New Pulsemeter sometimes function but othertimesSpecifications SKU 108202585443 Item Wristwatch Brand Waltham Model World War II Type A 11 Case Material Chrome Plated Country USA Jewels Gender Men's Grade Size 31mm Movement Mechanical Year Dial Color Band Material Functions Type Department Balance Measurements Diameter 31mm Dial Diameter Width Length Height Thickness Inside Diameter Outside Diameter Inside Width Inside Length Outside Length Outside Width Box Length Box Width Standardized Size