Vintage 1963 JAPAN SEIKO SKYLINER 16001E 21Jewels Hand-winding.

Vintage 1963 JAPAN SEIKO SKYLINER 16001E 21Jewels Hand-winding.Welcome to my auction!I am Japanese who live in Tokyo. Item description It's a SEIKO Hand-winding Watch, SKYLINER 16001E 21Jewels . It's in good used condition. It's difficult to find this valuable watch in such a good condition. Highly recommended for SEIKO collectors! Movement : Pet name : SKYLINER .Caliber number : 402.Movement : Hand-winding.Beat rate : 18000bph.Year of manufacture start : 1961's.Factory : Suwa.Externals : Serial number : 3911910.Dial number : MADE IN JAPAN.Glass : Acrylic.Case size : About 37mm.Lug width : 19mm.Band : New Leather Strap of SEIKO original.Condition : Used, it runs well.The day difference time of an used watch is about +-1 minute / day.For practical, everyday use, it would be advisable to have the movement cleaned and oiled.Key Features The Sovereign Benchmark of Mid-60s Slim Luxury (1963): Manufactured in **1963**—a historic milestone year defined by rapid national modernization leading into the 1964 Tokyo Olympics—the **Seiko Skyliner** represented the gold standard of accessible executive dress watchmaking. Sourced under reference **16001E**, this refined model was engineered as a streamlined, non-date alternative to high-end dress lines, capturing the crisp, forward-looking optimism of the mid-Showa economic miracle. The Over-Engineered 21-Jewel Manual-Wind Caliber 402 Heart: Powering this historic timepiece is the revered **21-jewel Caliber 402** (originally designated within the Seikosha 402 family). Operating at a steady low-beat frequency of **18,000 vibrations per hour (vph)**, this manual-wind engine was explicitly designed for low-profile slimness. Deploying a lavish **21-jewel specification** to control gear-train friction and Seiko's signature **Diashock** impact system, it delivered exceptional daily chronometric stability. Architectural ""16001E"" Classic Dress Case Geometry: The reference **16001E** is globally celebrated among vintage purists for its textbook mid-century dress proportions. The solid case features an extraordinarily thin bezel paired with **slender, multifaceted angular lugs** that command a refined, authoritative wrist presence. By adopting a pure non-date configuration, the architecture achieves a remarkably flat, weightless profile against the skin that slides effortlessly under a tailored formal cuff. Immaculate Non-Date Dial Balance and Clinical Simplicity: The dial of the **16001E** is a study in mid-century visual balance, showcasing a brilliant silver sunburst canvas free from calendar clutter. It features **hand-applied, multifaceted rectangular hour indices** paired with razor-sharp dauphine hands that catch light with high-contrast legibility. Proudly signed with the classic applied **""Skyliner""** typography, the dial prioritizes pure geometric symmetry and high-fashion legibility. An Investment-Grade Treasure of Suwa's Hand-Wound Legacy: Manufactured in the milestone mechanical year of **1963**, the 16001E 21-jewel variant remains a highly coveted cornerstone reference for serious vintage Seiko collectors worldwide. It captures the exact historical moment where Japanese traditional movement refinement successfully adapted into a low-profile, ultra-reliable daily instrument before the era of automatic mass-production took over. Built to an uncompromising heirloom standard, it stands as an eternal testament to mid-century manual watch design. For more information, please look at the pictures. Notes Before buying.The vintage watches we sell are inspected and adjusted so they work fine. However, since it is an vintage watch, Please purchase on the assumption that it will be repaired. To prevent shipping accidents.Please monitor the tracking number until the item arrives and if it stagnates, please investigate at your country post office. Also, please confirm the item when you receive the item. About import taxes.Taxes such as import duties and VAT are not included in the item price or shipping charges, except for items shipped to the US. When you purchase, you will likely be required to pay these fees in your country. About Payment, Shipping, Return.Payment, Shipping, Return are in accordance with eBay's business policies.

It's a SEIKO Hand-winding Watch, SKYLINER 16001E 21Jewels .
It's in good uséd condition.
It's difficult to find this valuable watch in such a good condition. Highly recommended for SEIKO collectors!