Blue silicone strap T603049210 for Tissot watch only fits T153420A models. Does not fit Tissot T-Touch models from other generations. With a fitting size of 21mm, it fits the watch perfectly. The strap reference is T603049210, with a length of 118.80mm at the 6 o'clock position and 80.55mm at the 12 o'clock position.
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