Seiko Cal. 5615 - 136

The 5615-136 is a sought-after Solar piece from Seiko's golden era. Powered by the 5615 caliber with 27j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-014a4b94655d]

Also known as: Rally, Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1975

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