Casio Japan announced a new Master of G series featuring a vintage-inspired black and gold color scheme. Like the previous analog-based Black and Gold Master of G Series, this new series features a land, sea, and air theme with Mudmaster (GG-1000GB-1A), Gulfmaster (GN-1000GB-1A), and Gravitymaster (GA-1100GB-1A) models but features the more affordable Twin Sensor battery-powered versions. All three models feature shock resistance, 200-meter water resistance, world time, stopwatch, timer, 5 alarms, full auto calendar, and LED light.
Update: Casio has also announced an Asia release for the three models.
The Gravitymaster GA-1100GB-1A has gold lettering, index, and hands. It has a Twin Sensor (compass bearing sensor and digital thermometer) and features dual dial world time with its analog subdial. Retail price is ¥27,000 JPY.
The Mudmaster GG-1000GB-1A has gold lettering, dial ring, index, and hands. Along with its Twin Sensor this model is also resistant to mud and dust. Retail price is ¥37,000 JPY.
The Gulfmaster GN-1000GB-1A has a gold metallic bezel and gold hands. In addition to the Twin Sensor it also has a tide chart and moon phase graph. Retail price is ¥32,000 JPY.