Seiko Cal. 5670 - 435

The 5670-435 is a sought-after Solar piece from Seiko's golden era. Powered by the 5670 caliber with 23j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-c8d888c7836e]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1985

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