Vintage Seiko 5 Actus SS 6106-7440 — January 1970

A rare and beautifully preserved Seiko 5 Actus from the very first month of the new decade. Professionally serviced in March 2026 and running excellently within specification — a true collector's piece ready to wear straight from the box.

Dial

Original white dial in great condition — never repainted. Raised silver bar hour markers retain their integrity. Small Dial gap @ 1'oclock position, please refer to photos and video. 

Case

Large-body stainless steel Cushion case in great condition. Please refer to photos and video.

Crystal

Generally scratch-free and in great condition.

Strap

Red crocodile-imprinted cowhide leather strap with stainless steel buckle. Lug width: 18mm.

Case Dimensions

• Case diameter: ~39.8mm (including crown)
• Lug to lug: ~41.5mm
• Thickness: ~11mm

Movement

Original and correct Seiko calibre 6106 — a 23-jewel automatic movement renowned for its quality and reliability. Professionally serviced March 2026 with photo evidence and timing machine results available. Post-service rate: +10 seconds per 24 hours

Service

Fully serviced by an expert watchmaker in March 2026. Timing graph results included in the listing photos.

Please follow the Day/Date and time setting instruction exactly and if you don't know how to operate these functions visit a professional watchmaker or message me directly first.

If you are not confident and experienced using a Day/Date watch 

watch the below video and message us first.

the Day/Date function it will break the watch

If you return the watch with a broken Day/Date function, there will be a 25% restocking fee

Important Notes

• This watch has a Day/Date function — please follow setting instructions carefully. If you are unfamiliar with operating a Day/Date complication, watch the video below or message us before purchase. Incorrect operation can damage the movement. 
• Timepiece may show minor hair scratches consistent with age and vintage character.
• Vintage watches are not waterproof.
• The seconds hand may not always align perfectly with the seconds track — normal for vintage timepieces.
• All measurements and colours are approximate and may vary depending on lighting, monitor settings, and camera angles.

Shipping

• UK: Free next-day delivery via Royal Mail.
• Europe: 3–5 working days — £20.
• Worldwide: 5–7 working days — £20.
• USA: Flat rate £40 — includes estimated shipping tariff and handling fee. No unexpected charges upon delivery. Delivery times may vary due to customs processing.
• All other countries: customers are responsible for any customs fees or import duties.