Gruen Day-Nite "Jump" Dial ref. 510 RSS CA Silver Sunburst Dial 1960s Wristwatch Artist_Turnover TASCHEN and National Geographic gather

TASCHEN and National Geographic gather the magazine’s best infographics of the past 128 years

230 illustrations

B1 Little Saint Nick

Model P/21 Style On Ear Frequency Response 30-17

A3 Round & Round (It Won't Be Long)

Gruen Day-Nite "Jump" Dial ref. 510 RSS CA Silver Sunburst Dial 1960s Wristwatch Artist_Turnover TASCHEN and National Geographic gatherSpecs Brand Gruen Model Day Nite "Jump" Dial ref. 510 RSS CA Silver Sunburst Dial circa early 1960s Case 34mm chrome plated case with stainless steel back Strap 18mm black genuine Italian calfskin strap Movement Gruen N510CA movement completely overhauled in 2021 Condition Very nice original condition overall with cool day nite "jump" dial; very rare watch to find in this condition Features: Unique silver dial with open apertures for day nite