Seiko Cal. 7053 - 637

The Seiko 7053-637 represents an important milestone in Seiko's 1984 lineup. Powered by the 7053 caliber with 31j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-92184509b2b0]

Also known as: Monster, Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1984

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