Seiko Cal. 3864 - 512

The 3864-512 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3864 caliber with 21j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-07e9fefc1087]

Also known as: Tuna, Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1984

Related Models

• Seiko 6381-366
• Seiko 3885-275
• Seiko 4512-595
• Seiko 6282-326
• Seiko 6187-317
• Seiko 6336-208
• Seiko 6276-758
• Seiko 6697-376
• Seiko 6671-776
• Seiko 3876-768
• Seiko 7181-452
• Seiko 5220-834