Depending on the weather conditions a pilot may opt for one set of rules or the other. Caseback notes: HEUER-LEONIDAS SA, SWISS, BASE METAL, 768790. Movement notes: "HEUER, 7714, Seven 7 Jewels, Unadjusted, SWISS".Heuer advertisement reads: Special stopwatch for flying IFR, Luminous dial with 60 seconds division. Jumping minute disc shows 0-12 minutes. Precision lever moment, 7 jewels, shockprotected.
The timepiece is in good condition with traces of wear on crystal and case due to age. Please also note inside the box the plastic holder is cracked (as per photos). May just need a clean due to age? As I know nothing about fixing watches I dont dare try and fix it. Clear stand and Heuer advertisement in photos not included in sale.
The item "1976 Heuer I. R stopwatch ref542.240 plane pilot army airforce stop watch timer" is in sale since Monday, October 16, 2017. This item is in the category "Jewellery & Watches\Watches, Parts & Accessories\Wristwatches". The seller is "b_lebowski" and is located in West End, QLD. This item can be shipped worldwide.