银色金属表带方形手表3D灰模

低多边形3D灰模产品渲染，一只银色金属腕表，正面平视，八角形表壳，灰色方形表盘，表盘中部偏左有L形横向显示窗且无数字无刻度，表壳左右两侧可见小型侧键凸起，上下表带为分节金属链式结构，表面呈浅灰金属色并带轻微磨损斑点；纯白背景，居中构图，近景特写，柔和均匀的棚拍光，低饱和灰色调，竖幅约1:3.3。

Low-poly 3D gray-model product render of a silver metal wristwatch, front view, octagonal case, gray square dial, an L-shaped horizontal display window at the center-left with no numerals or markings, small side buttons visible on the left and right sides of the case, segmented metal link bracelet at top and bottom, light gray metallic surfaces with slight smudge spots, plain white background, centered composition, close-up, soft even studio lighting, low-saturation gray palette, vertical portrait format approximately 1:3.3.