Seiko Cal. 6161 - 652

The Seiko 6161-652 represents an important milestone in Seiko's 1966 lineup. Powered by the 6161 caliber with 33j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-51299ebd6ac2]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1966

Related Models

• Seiko 6391-297
• Seiko 7153-374
• Seiko 6638-326
• Seiko 7153-720
• Seiko 7196-539
• Seiko 7019-723
• Seiko 5629-477
• Seiko 5250-822
• Seiko 7077-643
• Seiko 5280-179
• Seiko 5659-448
• Seiko 6213-127