SBGH022（18kt Rose Gold）
SBGH019（18kt White Gold）
SBGH020 (18kt Yellow Gold）
SBGM029
SBGM031
SBGH022
Case: 18K rose gold
See-through screw case back with sapphire crystal
38.0 mm in diameter
Band: Crocodile with 18K rose gold buckle
Glass: High definition dual-curved sapphire crystal with anti-reflective coating
Water resistance: 10 bar
Magnetic resistance: 10,000 A/m
Approximate recommended retail price in Europe: Euro 23,300
SBGH019
Case: 18K white gold
See-through screw case back with sapphire crystal
38.0 mm in diameter
Band: Crocodile with 18K white gold buckle
Glass: High definition dual-curved sapphire crystal with anti-reflective coating
Water resistance: 10 bar
Magnetic resistance: 10,000 A/m
Approximate recommended retail price in Europe: Euro 24,700
SBGH020
Case: 18K yellow gold
See-through screw case back with sapphire crystal
38.0 mm in diameter
Band: Crocodile with 18K yellow gold buckle
Glass: High definition dual-curved sapphire crystal with anti-reflective coating
Water resistance: 10 bar
Magnetic resistance: 10,000 A/m
Approximate recommended retail price in Europe: Euro 23,300
Caliber 9S66: 28,800vph, GMT hand, 72 hour power reserve, self-winding with manual winding capability
SBGM029
Case: Stainless steel
See-through screw case back with sapphire crystal
39.2 mm in diameter
Band: Solid stainless steel with three-fold clasp with push button release
Glass: High definition dual-curved sapphire crystal with anti-reflective coating
Water resistance: 10 bar
Magnetic resistance: 10,000 A/m
Limited edition of 700 pieces
Approximate recommended retail price in Europe: Euro 6,600
SBGM031
Case: Stainless steel
See-through case back with sapphire crystal
39.5 mm in diameter
Band: Crocodile with three-fold clasp with push button release
Glass: High definition dual-curved sapphire crystal with anti-reflective coating
Water resistance: 3 bar
Magnetic resistance: 10,000 A/m
Limited edition of 1,000 pieces
Approximate recommended retail price in Europe: Euro 6,300
http://www.watchalyzer.com/magazine/news-events/japanese-manufacturer-tested-its-limits-with-new-grand-seiko-hi-beat-special-edition-watch/Some Specifications:
-A new Spron material is used for the mainspring to deliver more torque and a new pallet and wheel increase the efficiency of the escapement.
-Industry-leading 55 hour power reserve.
-Precision exceeds COSC standards of -4, +6 seconds deviation
Mean daily rate : - 2 〜 +4sec (Special Edition); - 3 〜 +5sec (GS Standard)
Mean rate variation : 1.6sec (Special Edition); 1.8sec (GS Standard)
Maximum rate variation: 3.0sec (Special Edition); 4.0sec (GS Standard)
Greatest rate difference: 7.0sec (Special Edition); 8.0sec (GS Standard)
Rate variation according to temperature: - 0.3 〜 +0.3sec (Special Edition); - 0.5 〜 +0.5sec (GS Standard)
No. of test positions: 6 (Special Edition); 6 (GS Standard)
