Grand Seiko Moondrop GMT (SBGM257)
$5,250.00
The Grand Seiko “Moondrop” GMT Ref. SBGM257 is part of Grand Seiko’s elegant GMT lineup, known for blending refined aesthetics with practical functionality. Nicknamed “Moondrop”, the watch features a striking deep blue dial that reflects the quiet beauty of moonlight reflecting on water during a serene evening.
Powered by the Grand Seiko Caliber 9S66 automatic GMT movement, this timepiece offers outstanding precision along with a true GMT function, allowing the wearer to track a second time zone with ease. The elegant layout, paired with razor-sharp hands and indices, ensures excellent legibility while maintaining Grand Seiko’s signature refined look.
The 40mm stainless steel case is finished with the brand’s iconic Zaratsu polishing, producing distortion-free mirror surfaces and crisp transitions that highlight the craftsmanship Grand Seiko is famous for. Complementing the dial is a blue crocodile leather strap, adding a luxurious touch and making the watch ideal for both formal wear and daily elegance.
This 2026 example is in like-new condition and comes as a complete full set, making it an excellent opportunity for collectors seeking a modern Grand Seiko GMT with distinctive styling.
Key Features
Reference: SBGM257
Case Size: 40 mm
Case Material: Stainless steel
Bezel: Fixed polished bezel
Dial: Blue “Moondrop” dial with GMT hand and date
Movement: Grand Seiko Caliber 9S66 Automatic GMT
Functions: Hours, minutes, seconds, date, GMT
Crystal: Sapphire with anti-reflective coating
Water Resistance: 30 m / 100 ft
Power Reserve: Approx. 72 hours
Strap: Blue crocodile leather strap
Clasp: Folding clasp
Caseback: Exhibition sapphire caseback
Year: 2026
Condition: Like New
Included in Sale
Original inner and outer boxes
International warranty papers
Instruction manual
Additional accessories (as pictured)
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