G-SHOCK GBA-900SM-1A3

Part of the 2021 GBA-900 'SM' subset, the GBA-900SM-1A3 uses the family's 48.9mm resin case, 200m rating, and Casio Module 5641 quartz movement, reading off a negative LCD display with time plus digital hour and seconds. It is differentiated from its SM sibling the 900SM-7A9 by colorway.

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