Seiko Cal. 3863 - 917

This Solar model from 1969 features a 38mm Titanium case. With its 22mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-e6f9c3835eb5]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1969

Related Models

• Seiko 6686-819
• Seiko 6294-173
• Seiko 4490-597
• Seiko 3835-253
• Seiko 6158-512
• Seiko 4463-418
• Seiko 3893-671
• Seiko 5287-287
• Seiko 0716-583
• Seiko 6634-784
• Seiko 5686-287
• Seiko 4583-422