Seiko Cal. 5250 - 539

Released in 1967, the Cal. 5250 with design code 539 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-aa1709428cf9]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1967

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