Seiko Cal. 4511 - 215

The Seiko 4511-215 represents an important milestone in Seiko's 1965 lineup. Powered by the 4511 caliber with 26j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-2a932700d8ce]

Also known as: Bullhead, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1965

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