Seiko Cal. 7182 - 638

The 7182-638 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7182 caliber with 29j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-ac097431765d]

Also known as: Monster, Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1983

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