Junghans Max Bill Chronoscope vs Casio Pro Trek PRG601-1

Junghans's design language vs Casio's approach

The Junghans Max Bill Chronoscope features a Stainless Steel case at 40mm with Convex Hard Plexiglass (SICRALAN coated) protection. The Casio Pro Trek PRG601-1 offers Bio-Based Resin / Stainless Steel construction at 51.6mm with Mineral Glass. Both represent their brand's distinct design philosophy and heritage.

Automatic Caliber J880.2 vs Tough Solar (Solar Quartz)

The Max Bill Chronoscope runs the Automatic Caliber J880.2 (Automatic (ETA 2824-2 base), 48 Hours power reserve) at 28,800 vph (4 Hz) frequency. The Pro Trek PRG601-1 uses the Tough Solar (Solar Quartz) (Tough Solar Quartz (No Battery Change), 7 Months (Solar, Full Charge); 25 Months Power Save reserve) at standard. The Max Bill Chronoscope edges ahead on power reserve.

40mm vs 51.6mm — different wrist presence

At 40mm, the Max Bill Chronoscope wears more compactly on smaller wrists compared to the Pro Trek PRG601-1 at 51.6mm. Water resistance differs: Splash Resistant vs 100m (10 ATM).

Casio sits in the lower tier

The Junghans Max Bill Chronoscope sits at $2,500–$5,000 and the Casio Pro Trek PRG601-1 at $250–$500. On the specs that outlast any price: the Max Bill Chronoscope uses Convex Hard Plexiglass (SICRALAN coated) with 48 Hours, against Mineral Glass and 7 Months (Solar, Full Charge); 25 Months Power Save on the Pro Trek PRG601-1. Service intervals are typically 5-7 years for both.

Splash Resistant vs 100m (10 ATM)

The Max Bill Chronoscope is rated to Splash Resistant while the Pro Trek PRG601-1 handles 100m (10 ATM). The Pro Trek PRG601-1 offers superior water resistance.