Seiko Cal. 5615 - 916

The 5615-916 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5615 caliber with 35j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-5da353e49681]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1977

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