Product code: RA‑AR0004S10B (updated from RA‑AR0004S30B)
Brand: Orient (Japan)
Motion: Automatic (Self-winding / hand-winding), caliber F6S22, 24 jewels, frequency 21,600 vph, power reserve ~40–50 hours
Dial diameter: 40.8mm (also marked about 40.5mm)
Thickness: about 11–12mm
Case material: 316L stainless steel
Crystal material: Scratch-resistant sapphire
Strap: Genuine leather strap, black (also available in white dial, brown strap…)
Dial: White, “Open Heart” design with exposed movement at 9 o’clock, small second hand (Small Second) at 6 o’clock
Water resistance: 5 ATM (about 50m) – enough for washing hands, walking in the rain, bathing, but not swimming or diving