Seiko Cal. 4543 - 109

The 4543-109 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-06d7acf6cb20]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1978

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