Presented for auction by Second Vintage
This Seiko Seikomatic Weekdater represents a fascinating era in Japanese watchmaking, blending refined dress watch aesthetics with practical everyday complications. The Weekdater series is highly regarded among collectors for its sophisticated day-date display and elegant dial proportions. This particular example showcases a beautiful vertically brushed silver dial accented by gold-tone indices and hands, housed in a classic gold-plated case. The combination of the brushed dial texture and the applied gold-tone elements creates a striking visual depth that captures the essence of mid-century Seiko design, offering a versatile and historically significant timepiece for the discerning collector.
Brand: Seiko
Model: Seikomatic Weekdater
Reference Number: 6218-8950
Serial Number: 5701237
Movement: Automatic, 35 Jewels
Dial: Vertically brushed silver with applied gold-tone faceted indices, clean and well-preserved
Case Size: 37 mm (excluding the crown)
Case Material: Gold-plated (SGP) with stainless steel caseback
Production Year: July 1965
Condition: Good vintage condition with honest wear and a beautifully preserved dial
Dial and Hands
The dial of this Seikomatic Weekdater is a true standout, featuring a refined vertically brushed silver finish that interacts beautifully with light. It is adorned with applied, faceted gold-tone baton indices that provide excellent legibility and a touch of elegance. The applied "Seiko" logo and the printed "Weekdater" text are crisp and well-defined. The dial itself appears remarkably clean and well-preserved, showing minimal signs of aging or spotting. The gold-tone dauphine hands complement the indices perfectly, exhibiting a sharp profile with only very light signs of age visible under close inspection. The day and date apertures at three o'clock are framed in gold-tone, with the day displayed prominently alongside the date, a hallmark of the Weekdater line.
Case and Crystal
The 37mm gold-plated case presents a classic, elegant profile with sweeping lugs. The case shows honest signs of vintage wear, including surface scratches, light marks, and some softening of the edges, consistent with its age and use. There is visible wear to the gold plating, particularly along the lug edges and case flanks, which adds to its authentic vintage character. The recessed crown at the four o'clock position maintains the sleek lines of the case. The domed crystal is clear, providing an unobstructed view of the dial, though it may show faint micro-scratches typical of vintage acrylic. The stainless steel caseback features the iconic Seiko dolphin and crown emblem, along with the reference number 6218-8950 and serial number clearly engraved, though there are some prominent tool marks and scratches visible around the outer edge.
Movement
This timepiece is powered by a Seiko 35-jewel automatic movement, a robust and reliable caliber from the era. The movement is known for its smooth operation and the convenience of the day-date complication. Running in vintage operational condition. Maintains the authentic mechanical character of the era. The timegrapher result reads +40 to +46 seconds per day.
Strap
The watch is currently fitted with a black leather strap featuring an embossed crocodile pattern and a gold-tone buckle. The strap complements the gold-tone case and silver dial, providing a classic and dressy appearance suitable for various occasions.
Condition
This Seiko is in good vintage condition. The dial is exceptionally well-preserved, remaining clean with sharp text and bright applied elements. The gold-plated case exhibits clear signs of wear, including scratches, marks, and plating wear on the edges and lugs, reflecting its history of use. The stainless steel caseback shows notable tool marks. Overall, it is a highly attractive piece that proudly displays its vintage heritage.
Dimensions
Case Size: 37 mm (excluding the crown)
Remarks
The Seikomatic Weekdater is a beloved model among Seiko enthusiasts, known for its elegant design and practical complications. The combination of the vertically brushed dial and the 35-jewel movement makes this a mechanically interesting and visually appealing vintage watch. The recessed crown design further enhances its sleek, dressy profile, making it a versatile addition to any collection.
History
Introduced in the 1960s, the Seikomatic line was positioned as a premium offering of automatic watches, known for their high jewel counts and refined finishing. The Weekdater models, in particular, were celebrated for their innovative display of both the day of the week and the date, catering to the needs of the modern professional. These watches represent a period of significant advancement and international expansion for Seiko, cementing their reputation for producing reliable, accurate, and beautifully designed timepieces.
/ Second Vintage
SKU: SEI-SMW-0007





















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Seiko - Seikomatic Weekdater - No reserve price - 6218-8950 - Men - 1965
Seiko • 1965
Venduto per
€211
Venduto il 5 apr 2026
22 bids55 watching
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