Presented for auction by Second Vintage
The Seiko Sportsmatic 5 represents a pivotal era in Japanese watchmaking, combining robust everyday utility with refined, mid-century aesthetics. Introduced in the 1960s, the Sportsmatic line was designed to offer reliable automatic timekeeping to a broad audience, cementing Seiko's reputation for durability and mechanical precision. This particular example showcases a stunning silver sunburst dial and a sharply angled stainless steel case, epitomizing the classic styling that vintage collectors continue to revere today.
Brand: Seiko
Model: Sportsmatic 5
Reference Number: 6619-8250
Serial Number: 6D51871
Movement: Automatic, Seiko Caliber 6619A, 21 Jewels
Dial: Silver sunburst dial with applied faceted indices, beautifully preserved and remarkably clean
Case Size: 36 mm (excluding the crown)
Case Material: Stainless Steel
Production Year: 1966
Condition: Excellent vintage condition with sharp case lines and a highly attractive dial
Dial and Hands
The silver sunburst dial is a standout feature of this timepiece, radiating beautifully under dynamic lighting. It features applied, faceted rectangular indices with black central accents that perfectly match the sharp dauphine hands. A framed day and date aperture is positioned at the three o'clock mark, adding practical functionality to the elegant layout. The dial typography, including the iconic serif '5' shield and 'WATERPROOF DIASHOCK 21 JEWELS' text, remains crisp and fully intact. Upon close inspection, the dial presents in outstanding condition for its age, remaining remarkably clean with only the faintest signs of vintage character and free from moisture damage or heavy spotting. The hands show light, honest oxidation consistent with the era, adding to the authentic charm of the watch.
Case and Crystal
The 36mm stainless steel case features a classic profile with sharply angled lugs that retain excellent definition, suggesting minimal polishing over its lifetime. The smooth, polished bezel frames the dial perfectly, contrasting well with the brushed and polished surfaces of the case flanks. The recessed crown at the four o'clock position maintains the sleek symmetry of the case design. The snap-on caseback is clearly engraved with the Seiko branding, reference number 6619-8250, and serial number 6D51871, all remaining highly legible and distinct. The watch is fitted with a domed acrylic crystal that offers a warm vintage distortion at the edges, presenting clearly with only minor surface wear.
Movement
Powering this Sportsmatic is the robust Seiko Caliber 6619A, a 21-jewel automatic movement known for its enduring reliability. The movement presents cleanly, with the rotor and bridges showing appropriate factory finishes and clear caliber engravings visible under inspection. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece, the movement records a timegrapher result of +15 to +20 seconds per day.
Strap
The watch is paired with a period-correct black leather strap featuring an embossed crocodile pattern and matching black stitching. The strap complements the dressy yet versatile nature of the silver dial and stainless steel case, offering a comfortable and secure fit for daily wear.
Condition
This Seiko Sportsmatic 5 is in excellent vintage condition. The case retains strong lines and sharp lug profiles, showing normal, light handling marks consistent with careful wear over the decades. The dial is exceptionally well-preserved, remaining bright and legible. The movement is clean and running with exceptional precision. Overall, it is a highly attractive and honest example of a classic mid-century Seiko.
Dimensions
Case Size: 36 mm (excluding the crown)
Remarks
This timepiece is a fantastic entry into vintage Seiko collecting, offering a timeless design that transitions effortlessly from casual to formal settings. The combination of the radiant sunburst dial, sharp case geometry, and a remarkably healthy movement makes this Sportsmatic a compelling acquisition for any enthusiast of Japanese horology.
History
Seiko's introduction of the '5' series in the 1960s revolutionized the accessible mechanical watch market. The five core attributes, an automatic movement, a day and date display, water resistance, a recessed crown, and a durable case, became the blueprint for practical, everyday timepieces. The Sportsmatic line specifically blended these robust features with elegant, dress-oriented designs, allowing wearers to enjoy dependable performance without sacrificing style. Today, these early Seiko 5 models are celebrated for their historical significance and enduring build quality.
/ Second Vintage
SKU: SEI-SDX-0005














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Seiko - Sportsmatic 5 - No reserve price - 6619-8250 - Men - 1966
Seiko • 1966
Sold for
€290
Sold on May 31, 2026
25 bids84 watching
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