The Vintage 1974 Seiko 5 "Diametic" UFO watch is a unique and stylish timepiece with a UFO-shaped case design. This automatic watch features a sleek silver stainless steel case with a polished finish and a smooth fixed bezel. The watch has a classic two-piece faux leather black strap with a buckle closure and a lug width of 41mm. With 21 jewels and a mechanical automatic movement, this Seiko 5 model is a vintage piece perfect for collectors and watch enthusiasts looking for a piece of Japanese craftsmanship from the 1970s. ​Beat Rate: 21,600 bph.


Technical Specifications


​Movement: Seiko Caliber 6119C


​Type: Mechanical Automatic (No hand-winding, no hacking)


​Beat Rate: 21,600 bph (3 \text{Hz})


​Power Reserve: ~40–46 hours when fully wound


​Jewels: 21 Jewels


​Calendar: Dual Language (English/Arabic)


​Quickset Function: * Push crown in lightly to change the Date.


​Push crown in firmly (deeper) to change the Day.


​Crystal: High-domed Acrylic (Plexiglass)


​Shock Protection: Seiko "Diashock" system


​Mainspring System: Seiko "Magic Lever" (highly efficient winding from any wrist movement)


​Water Resistance: Originally rated for 30m (Vintage watch—assume not waterproof today)

​💎 Special Features


​The "Diamatic" Dial: Features a unique vertical Day/Date window at the 6 o'clock position rather than the standard 3 o'clock position.


​Invisible Lugs: The strap attaches underneath the case, giving it a seamless, "flying saucer" appearance on the wrist.


​Suwa Seikosha Factory: The small "S" logo on the dial (above 6 o'clock) indicates it was made in the legendary Suwa factory in Japan.