Seiko Cal. 7188 - 317

The Seiko 7188-317 represents an important milestone in Seiko's 1998 lineup. Powered by the 7188 caliber with 27j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-b96abdadd526]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1998

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