Seiko Cal. 6366 - 515

The Seiko 6366-515 represents an important milestone in Seiko's 1965 lineup. Powered by the 6366 caliber with 34j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-e93a6ac46042]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1965

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