Triple calendar moonphase chronograph, in a stainless steel case

Moon phase chronograph, in an 18 karat gold case

Moon phase chronograph, in an 14 karat gold case

Moonphase chronograph, in a gold-plated case

Golden Hours re-issue of triple calendar, moon phase chronograph (Reference 721.208) is manual-wind chronograph, 18 karat gold case, with round (waterproof) pushers; screw-back case

Golden Hours re-issue of triple calendar, moon phase chronograph (Reference 721.508) is manual-wind chronograph, 18 karat gold case, with square (non-waterproof) pushers; champagne dial, with gray registers and gray tachymeter scale; snap-back case