Seiko Cal. 7027 - 391

The Seiko 7027-391 represents an important milestone in Seiko's 1988 lineup. Powered by the 7027 caliber with 29j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-7203c2e4b29f]

Also known as: Turtle, Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1988

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