Seiko Cal. 5615 - 716

The 5615-716 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-bbcfb1e80fc8]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1971

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