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The Grand Seiko GMT Sports Boutique Automatic Men’s Watch represents an exceptional balance of Japanese engineering and timeless aesthetic refinement. Its meticulously detailed dial is protected by durable Dual-Curved Sapphire Crystal and framed by an ergonomic 40.5mm stainless steel case. Featuring high-visibility LumiBrite hands, practical timekeeping complications, and 200 m (20 ATM) water resistance, it adapts seamlessly from professional meetings to active leisure. It stands as an authentic testament to Seiko's celebrated horological innovation and enduring everyday durability.
Brand: Seiko
Gender: Men's
Brand Origin: JAPAN
Series: Grand Seiko GMT
Additional Information: Magnetic Resistance 4,800 A/m
Model: SBGM247
Movement: JAPAN Grand Seiko Caliber 9S66 Automatic GMT Mechanical Movement
Movement Source: JAPAN
Power Reserve: 72 Hours
Precision: +5 to -3 seconds per day
Engine: Seiko Caliber 9S66
Jewels: 35 Jewels
Caliber No: Seiko Caliber 9S66
Case Size: 40.5 mm
Lug-to-lug: 48.6mm
Case Thickness: 14.4mm
Band Width: 20mm
Band Type: Bracelet
Dial Color: Green
Case Color: Silver-tone
Band Color: Silver-tone
Bezel: Fixed
Bezel Color: Silver-tone
Bezel Material: Stainless Steel
Case Material: 316L Stainless Steel
Band Material: 316L Stainless Steel
Water Resistance: 200 m (20 ATM)
Functions: Date, Hour, Minute, Second
Calender: Date display between 4 and 5 o'clock position
Watch Style: Fashion, Trendy
Warranty: 2 Years Official Warranty
Case Back: Solid
Case Shape: Round
Clasp: Three-fold clasp with push button release
Crystal: Dual-Curved Sapphire Crystal Glass
Crystal Coating: Anti-reflective coating on inner surface
Crown: Screw Down
LumiBrite: Hands and Markers
Known By: SBGM247
Grand Seiko represents the peak of Japanese luxury horology, celebrating precise mechanics and immaculate hand-finished aesthetics. Established in 1960, every timepiece is crafted by master artisans utilizing advanced movements and signature Zaratsu mirror polishing. The collection is globally celebrated for its devotion to pure accuracy, balanced proportions, and sublime dial textures. It continues to inspire discerning collectors through an unwavering commitment to mechanical and aesthetic perfection.
Powered by the renowned in-house JAPAN Grand Seiko Caliber 9S66 Automatic GMT Mechanical Movement. Operates with 35 Jewels and beats at 21,600 vibrations per hour (3Hz) to guarantee consistent mechanical stability. Features bidirectional automatic winding via Seiko's proprietary Magic Lever system alongside an autonomous 72 Hours power reserve. Incorporates Diashock shock resistance technology and a stop-seconds hacking function for precise, reliable daily timekeeping.
