Seiko Cal. 7187 - 413

The 7187-413 is a sought-after Solar piece from Seiko's golden era. Powered by the 7187 caliber with 31j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-9233bdaaf9fe]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1966

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