Seiko Cal. 6678 - 234

The 6678-234 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6678 caliber with 24j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-2070c2183029]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1989

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