Seiko Cal. 6178 - 436

The Seiko 6178-436 represents an important milestone in Seiko's 1982 lineup. Powered by the 6178 caliber with 32j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-6213751a09ec]

Also known as: Monster, Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1982

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