Cazalea introduces Grand Seiko's 2021 seasonal GMT models, showcasing four new references: the SBGJ251, SBGJ249, SBGJ271, and SBGE269. His post provides detailed specifications for both the Hi-Beat and Spring Drive GMT movements, along with case dimensions and European pricing. This article serves as an essential first look at these highly anticipated releases, highlighting their unique seasonal inspirations and technical prowess.
SBGJ 251 Hi-Beat
SBGJ 249 Hi-Beat
Movements SBGJ 249 & SBGJ 251
Caliber 9S86
Driving system: Automatic
Vibrations: 36,000 vibrations per hour (10 beats per second)
Accuracy: +5 to -3 seconds per day
Power reserve: 55 hours
GMT hand
Number of jewels: 37
Specifications
Water resistance: 3 bar
Stainless steel case and bracelet
Three-fold clasp with push button release
Box-shaped sapphire crystal with anti-reflective coating
See-through screw case back
Magnetic resistance: 4,800 A/m
Diameter: 40mm, Thickness: 14mm
Price and Production
Approximate recommended retail prices in Europe: €7,600
SBGJ 271 Spring Drive
SBGE 269 Spring Drive
Movements
Caliber 9R66 Spring Drive
Driving system: Automatic
Accuracy:-1 to +1 second per day (±15 seconds per month)
Power reserve: 72 hours
GMT hand
Number of jewels: 30
Specifications
Water resistance 10bar
Stainless steel case and bracelet
Three-fold clasp with push button release
Box-shaped sapphire crystal with anti-reflective coating
See-through screw case back
Magnetic resistance: 4,800 A/m
Diameter: 40mm, Thickness: 14mm
Price and Production
Approximate recommended retail prices in Europe: €6,800
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