🎵 80s JDM Premium: Vintage Seiko A439-401A "OEC018" (With 1980 Catalog Reference)

An incredible, verified survivor from March 1981 (Japan's Showa Era). This exact model is featured in the official 1980 Seiko Digital Catalog as model DEC018, originally retailing for a premium price of 15,000 JPY. This clean unit features a remarkably crisp screen, fully functional sound/beep alerts, and its rare original factory Seiko stainless steel bracelet.

• Verified Catalog Model DEC018: Highly prized among vintage Seiko purists. This is the exact variant shown in the classic 1980 catalog, making it a fully documented piece of digital watch history.

• Iconic Front-Button Layout: Features the classic early 80s A439 design with dedicated "LOCK/MODE" and "RESET LAP/START STOP" square pushers right on the front face.

• Factory Hardlex Crystal: Built with Seiko's proprietary tough Hardlex crystal as specified in the original factory catalog.

• 100% Original Seiko Bracelet: Comes with its authentic, period-correct stainless steel link bracelet featuring the stamped SEIKO logo on the folding clasp.

• Speaker Tested: The internal audio beep/alarm function is fully tested and working normally. (Pro-tip for the buyer: pressing the bottom two front buttons simultaneously triggers the factory audio demonstration beep!)

Item Specifics:

• Brand: Seiko

• Model ID (Catalog): DEC018

• Model Number: A439-401A

• Serial Number: 130086 (Manufactured March 1981)

• Movement: Quartz / Digital (A439 Module)

• Crystal: Factory Hardlex Crystal

• Style: 80s, Vintage, Retro-Tech, Space-Age JDM Sport

• Origin: Made in Japan H (marked on caseback)

• Band Material: Stainless Steel (Original Seiko Signed)

• Max Wrist Size: Up to 18 cm (Approx. 7.08 inches)

⚠️ Condition Report (Sold As-Is):

• Operation: Watch is running and keeping time normally. The digital display is sharp with excellent contrast, and the audio beep/alarm function is tested and working properly.

• Face/Crystal: Good/Vintage condition. The original Hardlex crystal shows light surface hairline scratches and minor scuffs consistent with its age, but remains very bright and clear.

• Case: The stainless steel top frame and plastic lower case show typical, normal signs of previous wear including minor scuffs and surface scratches. No major dents.

• Bracelet: Comes on its Original Seiko stainless steel bracelet. The links are tight and flexible, and the signed Seiko clasp functions securely. Shows normal "desk-diving" light surface scratches on the links and clasp.

• Water Resistance: Not tested and NOT guaranteed. Please treat as strictly non-waterproof due to its vintage age.

• Battery: ***** Due to Thailand Post's new regulations prohibiting the shipment of items containing internal batteries, the product will be shipped without a battery. Please use your own battery, and we will notify you of the required battery size and specifications via message. ******