✅ DIAL (ORIGINAL)

✅ CROWN (ORIGINAL)

✅ GLASS (ORIGINAL)

✅ CASE (ORIGINAL); CASE SIZE: 36mm.

This serviced Rare Vintage 1970 King Seiko Hi-Beat Ref. 5621-7000 is an incredible masterclass in classic design, representing the high-tier elegance of Suwa Seikosha's elite era. Driven by the prestigious 25-jewel Caliber 5621 Hi-Beat automatic movement, this "no-date" variant is highly sought after by purists for its mechanical symmetry and the superior reliability inherent to the high-frequency 56xx series, beating at a rapid velocity to provide the smooth sweeping motion that King Seiko is famous for.

Having been recently serviced, the timepiece provides smooth, reliable operation and accurate timekeeping for modern enthusiasts. The cream-white dial is in 100% original condition, featuring an exceptionally rare and highly elegant Roman numeral layout. This clean, uncluttered layout deviates from the standard applied stick indices of the era, allowing the painted Roman characters and slender hands to take center stage, capturing an understated luxury that is unique within the King Seiko lineage.

The stainless steel case remains in excellent condition, retaining its original factory geometry and the powerful, fluid cushion-style lines that define the 7000-series profile. A major highlight of this specific specimen is the original King Seiko gold medallion embedded in the caseback, which remains beautifully preserved. The watch head is entirely factory-correct, featuring the original dial, crystal, case, and crown, ensuring it meets the highest historical standards of discerning collectors. To complete its sophisticated presentation, it has been paired with a vintage-style stainless steel multi-link bracelet.

Collectors fiercely pursue the 5621-7000 with a Roman dial for its visual purity and its absolute rarity among traditional King Seiko models, as the absence of a day-date complication combined with classical typography offers a level of aesthetic timelessness rarely seen in this era. This 1970 specimen provides a perfect balance of technical sophistication and minimalist beauty - a refined and essential addition to any high-tier vintage Seiko collection.

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