Samsung Galaxy Watch6 Classic 47mm Black (R965 LTE)

A premium smartwatch (2023) with a stainless-steel case and the signature rotating bezel.

• Display: Super AMOLED with sapphire crystal — 1.3″ 432×432 (43 mm) or 1.5″ 480×480 (47 mm), Always-On.
• Connectivity: LTE (eSIM) for calls/messages without a phone*; Bluetooth 5.3, Wi-Fi 2.4/5 GHz, NFC, GPS/GLONASS/Galileo/BeiDou.
• Performance: Exynos W930, 2 GB RAM, 16 GB storage; Wear OS 4 + One UI Watch 5.
• Health & fitness: BioActive sensor — heart rate, ECG/Irregular Heart Rhythm notifications*, body composition (BIA), skin temperature; sleep with Sleep Score, stress, personalised HR zones, dozens of sport profiles.
• Battery & charging: 300 mAh (43 mm) / 425 mAh (47 mm), up to ~30 h with AOD / up to ~40 h without; fast wireless (WPC).
• Durability: 5ATM, IP68, MIL-STD-810H.
• Size & weight: 43 mm — 42.5×42.5×10.9 mm, ~52 g; 47 mm — 46.5×46.5×10.9 mm, ~59 g.

Availability of LTE and medical features (ECG/Irregular Heart Rhythm) depends on country, carrier and compatible smartphone.

Short vs Galaxy Watch6: Classic — steel and rotating bezel, 43/47 mm; Watch6 — aluminium, no rotating bezel, 40/44 mm. Features are broadly similar — the choice comes down to design and controls.