Apple Watch Ultra 2 / Ultra 3 (49 mm) — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/apple-watch-ultra-2-ultra-3-49-mm/  (CC BY 4.0)
Basis: Apple tech specs; band compatibility groups per Apple
Catalog version: 2026-10-20

Overall (mm): length 49, width 44, height 12.0
- Apple Watch Ultra 2 / Ultra 3 (49 mm): 49 × 44 × 12 mm (height × width × depth), 1.93 × 1.73 × 0.47 in, 61 g, 1.92 in display.
- Band groups: 38/40/41/42 mm cases share bands (lug slot 20 mm wide); 44/45/46/49 mm cases share bands (lug slot 24 mm). Lug slot depth about 2.5 mm; the band connector is a 1.5 mm thick tongue with spring-loaded buttons.
- Charger puck: commonly given as Ø27.9 × 6.3 mm (magnetic fast charger); Apple does not publish it, so check yours before cutting a press-fit dock pocket (Ø28.2 for that size). See magsafe-and-watch-chargers.
- Compare with the rest of the family on the Apple Watch Series 10/11 (42, 46 mm), Ultra 2/3 (49 mm), SE (40, 44 mm) sheet.

model  height_mm  width_mm  depth_mm  weight_g  display_in
Ultra 2 / Ultra 3, 49 mm  49  44  12.0  61  1.92

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Apple (official): Apple Watch Series 10 tech specs — web — Manufacturer spec page — https://support.apple.com/en-us/121202
- Apple (official): Apple Watch Ultra 2 tech specs — web — Manufacturer spec page — https://support.apple.com/en-us/111832
- Apple (official): Apple Watch band compatibility — web — Manufacturer spec page — https://support.apple.com/en-us/108774
- Apple (official): Accessory Design Guidelines for Apple Devices (dimensioned drawings of every current device) — PDF — Apple developer terms; drawings for accessory design — https://developer.apple.com/accessories/Accessory-Design-Guidelines.pdf

Xem Studio scan: not planned; the official CAD above covers it.
API: https://xemstudio.com/api/geometry?object=apple-watch-ultra-2-ultra-3-49-mm