Seiko Cal. 5234 - 109

The 5234-109 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5234 caliber with 29j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-4fa6cff6b802]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1977

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