Grand Seiko SBGM221

A classic and elegant mechanical GMT

This classic GMT watch combines the style that has long captivated watch lovers with an evolved Caliber 9S66 movement. The watch has a 3-day power reserve and combines the latest in hairspring technology with an escapement developed through MEMS technology to achieve high accuracy and stability when worn.
The design embodies a pure classical elegance with a box-shaped sapphire crystal, Zaratsu polished lugs, a brown leather strap, and a blue steel 24-hour hand complementing a deep ivory dial.
The delicacy, strength and beauty of the movement can be enjoyed the exhibition case back.

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SPECIFICATIONS

Exterior

Case Material :Stainless steel

Glass Material :Box shaped sapphire crystal

Glass Coating :Anti-reflective coating on inner surface

Case size :Diameter 39.5mm × Thickness 13.7mm

Band Material :Crocodile leather

Clasp type :Three-fold clasp with push button release

Movement Caliber no. :9S66   Instructions

‍Movement Type :Automatic with manual winding capacity

Power reserve :Approx. 72 hours(3 days)

Accuracy :+5 to -3 seconds per day (when static) / +10 to -1 seconds per day (normal usage accuracy)

Functions

Water resistance :Splash ResistantMagnetic resistance :EquippedWeight :88.0 gOther details / Features :

• ・24-hour hand (dual time display function)
• ・35 jewels
• ・Calendar-linked time difference adjustment function
• ・Case back with 6 screws
• ・Case back with lion emblem
• ・Date display
• ・See-through case back
• ・Stop seconds hand function

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