Seiko Cal. 6686 - 161

The Seiko 6686-161 represents an important milestone in Seiko's 1971 lineup. Powered by the 6686 caliber with 24j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-ae19437035e6]

Also known as: Bullhead, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1971

Related Models

• Seiko 5656-291
• Seiko 3840-563
• Seiko 6233-312
• Seiko 6135-444
• Seiko 3879-133
• Seiko 3814-157
• Seiko 3879-120
• Seiko 4589-183
• Seiko 6689-669
• Seiko 4483-430
• Seiko 6265-346
• Seiko 6638-304