abse/smartwatch-v1-pcb

mechanical/appearance-evidence.json

{
  "verified_date": "2026-10-10",
  "color_accuracy": "Photo-referenced sRGB approximations, not measured factory color specifications.",
  "enclosure": {
    "reference": "https://support.apple.com/en-us/111853",
    "style": "Smooth rolled sides, rounded front and back transitions, midnight finish, flush pill-shaped side actuator.",
    "material": "Proposed custom satin polymer; Apple styling reference does not imply Apple aluminum or Apple dimensions.",
    "body_mm": [39, 50.5, 14.5]
  },
  "battery": {
    "part": "Adafruit 4237 / PKcell LP552530 protected pack",
    "photo": "https://cdn-shop.adafruit.com/970x728/4237-04.jpg",
    "max_mm": [25.5, 32.5, 5.7],
    "appearance": "Silver foil pouch, yellow protective tape, printed supplier name/voltage/capacity; reconstructed pouch shoulders within maximum envelope.",
    "assembly_modification": "Factory PH plug trimmed; red/black leads joined to individually insulated extensions. Protection retained.",
    "qualification": "Foil creases, tape transparency and pouch corner shape are visual approximations, not supplier solid CAD. Printing adds no physical thickness."
  },
  "display": {
    "part": "CFAL368448A0-0193DW touch AMOLED",
    "source": "https://www.crystalfontz.com/product/cfal368448a00193dw-amoled-touchscreen",
    "photo": "https://www.crystalfontz.com/images/products/CFAL368448A00193DW/large/CFAL368448A0-019DW_Back.webp",
    "max_mm": [36.85, 44.66, 2.31],
    "appearance": "Black glass and amber FPC; demo image confined to drawing's 30.91 x 38.17 mm active area.",
    "qualification": "Populated flex positions/heights and permitted bend zones missing. Rear controller/passive placement cannot be reproduced faithfully. Exact downloaded drawing revision requires confirmation."
  },
  "motor": {
    "part": "Vybronics VC0720B015F",
    "photo": "https://www.vybronics.com/wp-content/uploads/2022/08/vybronics-vc0720b015f-coin-vibration-motor.jpg",
    "max_mm": [7.1, 7.1, 2.1],
    "appearance": "Stainless coin can, off-white strain relief, red positive and blue negative factory wires. Neck/glue is clearance envelope."
  },
  "coil": {
    "part": "Wurth 760308101219",
    "drawing": "https://www.we-online.com/components/products/datasheet/760308101219.pdf",
    "max_mm": [15.5, 15.5, 0.85],
    "wire_diameter_mm": 0.17,
    "factory_lead_mm": "25 +/-2, including 5 +/-2 stripped end",
    "appearance": "Dark ferrite toward battery, fine enamelled copper windings toward rear. Winding lay/count and film colors are reconstruction, not supplier optical specification.",
    "assembly_modification": "Model explicitly trims factory leads to 20 mm, with separate insulated extensions and individual splice sleeves. Harness strain relief and polarity/continuity require prototype checks."
  },
  "pcb": {
    "geometry": "All 142 fitted bodies preserved in native supplier/JLCPCB model placements, plus 12 copper-only terminals and test pads.",
    "appearance": "Existing OBJ material assignments retained, converted from source RGB to linear glTF PBR factors. PCB copper textures preserved. No blanket recoloring of contacts or sensor surfaces."
  },
  "identical_to_supplier_solid_models": false,
  "physical_assembly_fit_verified": false
}