Presented for auction by Second Vintage
Seiko’s Sportsmatic Deluxe series represents the elegance and precision of early automatic wristwatches, appealing both to vintage aficionados and emerging collectors. This particular Deluxe, reference 427970, impresses with its beautifully preserved gold-tone case and refined dial, highlighted by the distinct sporty yet refined Seiko 5 emblem and the framed day-date display. With its dynamic 37mm wrist presence and striking original dial, this is a superb opportunity to own a piece of Japanese horological history in remarkable collector condition.
Brand: Seiko
Model: Sportsmatic Deluxe
Reference Number: 427970
Serial Number: 4606075
Movement: Seiko automatic movement, 21 jewels
Dial: Original silver sunburst dial with applied gold-tone indices, framed day-date at 3 o’clock, and Sportsmatic Deluxe/Water 30 Proof text; gold-tone hands
Case Size: 37mm (excluding the crown)
Case Material: Gold-tone plated stainless steel
Production Year: 1964
Condition: Beautiful condition throughout – the case retains crisp edges with very minimal signs of wear; the dial is exceptionally clean with all print sharp, indices and hands lustrous. The watch is running and keeping time within vintage tolerances.
Dial and Hands
The original silver sunburst dial is in outstanding condition, retaining its factory finish and rich texture. The applied gold-tone stick indices and matching faceted hands are bright and unblemished, providing superb legibility and a timeless vintage aesthetic. The framed day (red text) and date (black text) display at 3 o’clock, combined with the classic Seiko 5 logo, complete a truly captivating dial layout.
Case and Crystal
The 37mm gold-tone plated case stands out with strong profiles and well-preserved plating, showing only minimal handling marks and retaining a brilliant presence. The polished bezel and lugs are sharp and the caseback engraving remains clear and defined. Acrylic crystal is clear and free from major scratches, preserving the original Seiko charm.
Movement
Correct Seiko automatic movement (caliber confirmed by case reference), 21 jewels, visible through the caseback markings. The watch is currently running and keeping time within vintage tolerances.
Strap
Fitted with a high-quality brown textured leather strap with gold contrast stitching, complementing the warmth of the case and dial. Stainless steel buckle.
Condition
Beautiful collector condition overall. The gold-tone case and caseback are impressively well-preserved for this era, the dial and hands are factory-original and exceptionally sharp. Minimal wear present, with no distracting marks. The watch is running and keeping time within vintage standards.
Dimensions
Case diameter: 37mm (excluding crown)
Lug-to-lug: approx. 43mm
Lug width: 18mm
Remarks
This Seiko Sportsmatic Deluxe is a testament to the brand’s innovation and design quality during the golden age of Japanese watchmaking. Its excellent preservation, desirable size, and original dial make it an engaging choice for collectors seeking both character and wearability.
History
Produced in the 1960s, Seiko’s Sportsmatic Deluxe line was positioned above the standard Sportsmatic, introducing enhanced case designs and higher jewel counts. Models such as this reference 427970 remain highly appreciated for their robustness, originality, and the distinct aesthetics that helped define mid-century Seiko. This watch offers a rare opportunity to experience the enduring appeal of Seiko’s early automatic craftsmanship.
/ Second Vintage
SKU: SEIC6H7910000

Seiko - Sportsmatic Deluxe - No reserve price - 427970 - Men - 1964
Seiko • 1964
Vendu pour
€241
Vendu le 29 janv. 2026
28 bids81 watching
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